x60 [ 1128.342642][T10482] vfs_write+0x223/0x7e0 [ 1128.346910][T10482] ? __fget_light+0x219/0x260 [ 1128.351670][T10482] ksys_write+0xce/0x180 [ 1128.355912][T10482] __x64_sys_write+0x3e/0x50 [ 1128.360503][T10482] do_syscall_64+0x39/0x80 [ 1128.364933][T10482] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1128.370825][T10482] RIP: 0033:0x466459 [ 1128.374713][T10482] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1128.394677][T10482] RSP: 002b:00007fcb2a5c2188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1128.403090][T10482] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1128.411166][T10482] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 16:41:39 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0xff, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:41:39 executing program 5 (fault-call:4 fault-nth:13): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:39 executing program 2 (fault-call:4 fault-nth:8): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) [ 1128.419130][T10482] RBP: 00007fcb2a5c21d0 R08: 0000000000000000 R09: 0000000000000000 [ 1128.427100][T10482] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1128.435120][T10482] R13: 00007ffe8b19dc3f R14: 00007fcb2a5c2300 R15: 0000000000022000 16:41:39 executing program 4 (fault-call:4 fault-nth:13): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1128.480093][T10495] FAULT_INJECTION: forcing a failure. [ 1128.480093][T10495] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1128.497701][T10495] CPU: 1 PID: 10495 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1128.506483][T10495] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1128.516587][T10495] Call Trace: [ 1128.519869][T10495] dump_stack+0x137/0x19d [ 1128.524206][T10495] should_fail+0x23c/0x250 [ 1128.528624][T10495] should_fail_usercopy+0x16/0x20 [ 1128.533652][T10495] _copy_from_user+0x1c/0xd0 [ 1128.538301][T10495] snd_seq_oss_write+0x36f/0x550 [ 1128.543375][T10495] ? odev_read+0x60/0x60 [ 1128.547682][T10495] odev_write+0x45/0x60 [ 1128.551969][T10495] vfs_write+0x223/0x7e0 [ 1128.553638][T10500] FAULT_INJECTION: forcing a failure. [ 1128.553638][T10500] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1128.556221][T10495] ? __fget_light+0x219/0x260 [ 1128.556246][T10495] ksys_write+0xce/0x180 [ 1128.578194][T10495] __x64_sys_write+0x3e/0x50 [ 1128.582831][T10495] do_syscall_64+0x39/0x80 [ 1128.587260][T10495] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1128.593197][T10495] RIP: 0033:0x466459 [ 1128.597141][T10495] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1128.616749][T10495] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1128.625196][T10495] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1128.633236][T10495] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1128.641196][T10495] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1128.649196][T10495] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1128.657165][T10495] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 [ 1128.666801][T10500] CPU: 0 PID: 10500 Comm: syz-executor.4 Not tainted 5.12.0-rc4-syzkaller #0 [ 1128.675586][T10500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1128.685678][T10500] Call Trace: [ 1128.688955][T10500] dump_stack+0x137/0x19d [ 1128.693286][T10500] should_fail+0x23c/0x250 [ 1128.697690][T10500] should_fail_usercopy+0x16/0x20 [ 1128.702712][T10500] _copy_from_user+0x1c/0xd0 [ 1128.707304][T10500] snd_seq_oss_write+0x36f/0x550 [ 1128.712247][T10500] ? odev_read+0x60/0x60 [ 1128.716571][T10500] odev_write+0x45/0x60 [ 1128.720745][T10500] vfs_write+0x223/0x7e0 [ 1128.725058][T10500] ? __fget_light+0x219/0x260 [ 1128.729728][T10500] ksys_write+0xce/0x180 [ 1128.734060][T10500] __x64_sys_write+0x3e/0x50 [ 1128.735655][T10505] FAULT_INJECTION: forcing a failure. [ 1128.735655][T10505] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1128.738724][T10500] do_syscall_64+0x39/0x80 [ 1128.738744][T10500] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1128.762001][T10500] RIP: 0033:0x466459 [ 1128.765888][T10500] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1128.785577][T10500] RSP: 002b:00007f7e1b690188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1128.793984][T10500] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1128.801948][T10500] RDX: 0000000000000070 RSI: 00000000200001c0 RDI: 0000000000000004 [ 1128.809939][T10500] RBP: 00007f7e1b6901d0 R08: 0000000000000000 R09: 0000000000000000 [ 1128.817981][T10500] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1128.826002][T10500] R13: 00007ffe7101fccf R14: 00007f7e1b690300 R15: 0000000000022000 [ 1128.833969][T10505] CPU: 1 PID: 10505 Comm: syz-executor.2 Not tainted 5.12.0-rc4-syzkaller #0 [ 1128.842754][T10505] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1128.852845][T10505] Call Trace: [ 1128.857263][T10505] dump_stack+0x137/0x19d [ 1128.861584][T10505] should_fail+0x23c/0x250 [ 1128.865993][T10505] should_fail_usercopy+0x16/0x20 [ 1128.871021][T10505] _copy_from_user+0x1c/0xd0 [ 1128.875668][T10505] snd_seq_oss_write+0x36f/0x550 [ 1128.880594][T10505] ? odev_read+0x60/0x60 [ 1128.884847][T10505] odev_write+0x45/0x60 [ 1128.888982][T10505] vfs_write+0x223/0x7e0 [ 1128.893263][T10505] ? __fget_light+0x219/0x260 [ 1128.897921][T10505] ksys_write+0xce/0x180 [ 1128.902153][T10505] __x64_sys_write+0x3e/0x50 [ 1128.906744][T10505] do_syscall_64+0x39/0x80 [ 1128.911142][T10505] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1128.917078][T10505] RIP: 0033:0x466459 [ 1128.920965][T10505] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1128.940565][T10505] RSP: 002b:00007fcb2a5a1188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1128.948962][T10505] RAX: ffffffffffffffda RBX: 000000000056c008 RCX: 0000000000466459 [ 1128.956991][T10505] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1128.964954][T10505] RBP: 00007fcb2a5a11d0 R08: 0000000000000000 R09: 0000000000000000 [ 1128.972916][T10505] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 16:41:39 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x3, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) 16:41:39 executing program 5 (fault-call:4 fault-nth:14): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:39 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) [ 1128.980869][T10505] R13: 00007ffe8b19dc3f R14: 00007fcb2a5a1300 R15: 0000000000022000 16:41:39 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, 0x0, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) [ 1129.036609][T10510] FAULT_INJECTION: forcing a failure. [ 1129.036609][T10510] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1129.067930][T10510] CPU: 0 PID: 10510 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1129.076731][T10510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1129.086847][T10510] Call Trace: [ 1129.090130][T10510] dump_stack+0x137/0x19d [ 1129.094466][T10510] should_fail+0x23c/0x250 [ 1129.098892][T10510] should_fail_usercopy+0x16/0x20 [ 1129.103928][T10510] _copy_from_user+0x1c/0xd0 [ 1129.108692][T10510] snd_seq_oss_write+0x36f/0x550 [ 1129.113643][T10510] ? odev_read+0x60/0x60 [ 1129.117898][T10510] odev_write+0x45/0x60 [ 1129.122068][T10510] vfs_write+0x223/0x7e0 [ 1129.126324][T10510] ? __fget_light+0x219/0x260 [ 1129.131298][T10510] ksys_write+0xce/0x180 [ 1129.135610][T10510] __x64_sys_write+0x3e/0x50 [ 1129.140378][T10510] do_syscall_64+0x39/0x80 [ 1129.144830][T10510] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1129.150806][T10510] RIP: 0033:0x466459 [ 1129.154697][T10510] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1129.174772][T10510] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1129.186365][T10510] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1129.198492][T10510] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 16:41:39 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0xff, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) 16:41:39 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, 0x0, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:41:39 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) 16:41:39 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, 0x0, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:41:39 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x3, @SEQ_CONTROLLER=0xfe}], 0x8) 16:41:39 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x0, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:41:40 executing program 2 (fault-call:4 fault-nth:9): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) [ 1129.221068][T10510] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1129.252959][T10510] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1129.261645][T10510] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:41:40 executing program 4 (fault-call:4 fault-nth:14): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:40 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0xff, @SEQ_CONTROLLER=0xfe}], 0x8) 16:41:40 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x0, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) [ 1129.321517][T10533] FAULT_INJECTION: forcing a failure. [ 1129.321517][T10533] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1129.359261][T10533] CPU: 0 PID: 10533 Comm: syz-executor.2 Not tainted 5.12.0-rc4-syzkaller #0 [ 1129.368053][T10533] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1129.379692][T10533] Call Trace: [ 1129.384748][T10533] dump_stack+0x137/0x19d [ 1129.389101][T10533] should_fail+0x23c/0x250 [ 1129.393625][T10533] should_fail_usercopy+0x16/0x20 [ 1129.398675][T10533] _copy_from_user+0x1c/0xd0 [ 1129.403396][T10533] snd_seq_oss_write+0x36f/0x550 [ 1129.408743][T10533] ? odev_read+0x60/0x60 [ 1129.413041][T10533] odev_write+0x45/0x60 [ 1129.417218][T10533] vfs_write+0x223/0x7e0 [ 1129.422611][T10533] ? __fget_light+0x219/0x260 [ 1129.427524][T10533] ksys_write+0xce/0x180 [ 1129.431889][T10533] __x64_sys_write+0x3e/0x50 [ 1129.436577][T10544] FAULT_INJECTION: forcing a failure. [ 1129.436577][T10544] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1129.437175][T10533] do_syscall_64+0x39/0x80 [ 1129.471752][T10546] FAULT_INJECTION: forcing a failure. [ 1129.471752][T10546] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1129.471756][T10533] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1129.491920][T10533] RIP: 0033:0x466459 [ 1129.495816][T10533] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1129.561282][T10533] RSP: 002b:00007fcb2a5c2188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1129.569909][T10533] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1129.577950][T10533] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 16:41:40 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x2, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:41:40 executing program 5 (fault-call:4 fault-nth:15): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:40 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) 16:41:40 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe, 0x3}], 0x8) 16:41:40 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe, 0xff}], 0x8) [ 1129.592392][T10533] RBP: 00007fcb2a5c21d0 R08: 0000000000000000 R09: 0000000000000000 [ 1129.600409][T10533] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1129.608396][T10533] R13: 00007ffe8b19dc3f R14: 00007fcb2a5c2300 R15: 0000000000022000 [ 1129.617830][T10544] CPU: 1 PID: 10544 Comm: syz-executor.4 Not tainted 5.12.0-rc4-syzkaller #0 [ 1129.626621][T10544] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1129.637603][T10544] Call Trace: [ 1129.640932][T10544] dump_stack+0x137/0x19d [ 1129.645259][T10544] should_fail+0x23c/0x250 [ 1129.649678][T10544] should_fail_usercopy+0x16/0x20 [ 1129.654868][T10544] _copy_from_user+0x1c/0xd0 [ 1129.659555][T10544] snd_seq_oss_write+0x36f/0x550 [ 1129.664597][T10544] ? odev_read+0x60/0x60 [ 1129.668887][T10544] odev_write+0x45/0x60 [ 1129.673119][T10544] vfs_write+0x223/0x7e0 [ 1129.677756][T10544] ? __fget_light+0x219/0x260 [ 1129.682471][T10544] ksys_write+0xce/0x180 [ 1129.686792][T10544] __x64_sys_write+0x3e/0x50 [ 1129.691396][T10544] do_syscall_64+0x39/0x80 16:41:40 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) [ 1129.695938][T10544] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1129.701935][T10544] RIP: 0033:0x466459 [ 1129.705820][T10544] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1129.725525][T10544] RSP: 002b:00007f7e1b66f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1129.734031][T10544] RAX: ffffffffffffffda RBX: 000000000056c008 RCX: 0000000000466459 16:41:40 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x3, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:41:40 executing program 2 (fault-call:4 fault-nth:10): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) [ 1129.742093][T10544] RDX: 0000000000000070 RSI: 00000000200001c0 RDI: 0000000000000003 [ 1129.750441][T10544] RBP: 00007f7e1b66f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1129.758419][T10544] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1129.766491][T10544] R13: 00007ffe7101fccf R14: 00007f7e1b66f300 R15: 0000000000022000 [ 1129.802398][T10546] CPU: 0 PID: 10546 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1129.811475][T10546] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1129.821723][T10546] Call Trace: [ 1129.824847][T10561] FAULT_INJECTION: forcing a failure. [ 1129.824847][T10561] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1129.825080][T10546] dump_stack+0x137/0x19d [ 1129.825102][T10546] should_fail+0x23c/0x250 [ 1129.825116][T10546] should_fail_usercopy+0x16/0x20 [ 1129.825131][T10546] _copy_from_user+0x1c/0xd0 [ 1129.857062][T10546] snd_seq_oss_write+0x36f/0x550 [ 1129.862009][T10546] ? odev_read+0x60/0x60 [ 1129.866261][T10546] odev_write+0x45/0x60 [ 1129.870478][T10546] vfs_write+0x223/0x7e0 [ 1129.874760][T10546] ? __fget_light+0x219/0x260 [ 1129.880484][T10546] ksys_write+0xce/0x180 [ 1129.884730][T10546] __x64_sys_write+0x3e/0x50 [ 1129.889418][T10546] do_syscall_64+0x39/0x80 [ 1129.893825][T10546] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1129.899713][T10546] RIP: 0033:0x466459 [ 1129.903628][T10546] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1129.923404][T10546] RSP: 002b:00007fb9895ee188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1129.931920][T10546] RAX: ffffffffffffffda RBX: 000000000056c008 RCX: 0000000000466459 [ 1129.940060][T10546] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000003 16:41:40 executing program 4 (fault-call:4 fault-nth:15): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1129.948126][T10546] RBP: 00007fb9895ee1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1129.956089][T10546] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1129.972467][T10546] R13: 00007ffe82d4227f R14: 00007fb9895ee300 R15: 0000000000022000 [ 1129.982009][T10561] CPU: 1 PID: 10561 Comm: syz-executor.2 Not tainted 5.12.0-rc4-syzkaller #0 [ 1129.990874][T10561] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1130.001012][T10561] Call Trace: [ 1130.004525][T10561] dump_stack+0x137/0x19d [ 1130.009205][T10561] should_fail+0x23c/0x250 [ 1130.013718][T10561] should_fail_usercopy+0x16/0x20 [ 1130.018827][T10561] _copy_from_user+0x1c/0xd0 [ 1130.025909][T10561] snd_seq_oss_write+0x36f/0x550 [ 1130.031085][T10561] ? odev_read+0x60/0x60 [ 1130.035415][T10561] odev_write+0x45/0x60 [ 1130.039622][T10561] vfs_write+0x223/0x7e0 [ 1130.043863][T10561] ? __fget_light+0x219/0x260 [ 1130.048826][T10561] ksys_write+0xce/0x180 16:41:40 executing program 5 (fault-call:4 fault-nth:16): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:40 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x0, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) [ 1130.053250][T10561] __x64_sys_write+0x3e/0x50 [ 1130.057886][T10561] do_syscall_64+0x39/0x80 [ 1130.063721][T10561] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1130.069632][T10561] RIP: 0033:0x466459 [ 1130.073539][T10561] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1130.094574][T10561] RSP: 002b:00007fcb2a5c2188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 16:41:40 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe, 0x0, 0x3}], 0x8) 16:41:40 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe, 0x0, 0xff}], 0x8) [ 1130.103063][T10561] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1130.111118][T10561] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1130.119180][T10561] RBP: 00007fcb2a5c21d0 R08: 0000000000000000 R09: 0000000000000000 [ 1130.127248][T10561] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1130.135421][T10561] R13: 00007ffe8b19dc3f R14: 00007fcb2a5c2300 R15: 0000000000022000 16:41:40 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:41:40 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x4, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) [ 1130.181404][T10575] FAULT_INJECTION: forcing a failure. [ 1130.181404][T10575] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1130.196436][T10574] FAULT_INJECTION: forcing a failure. [ 1130.196436][T10574] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1130.217386][T10575] CPU: 1 PID: 10575 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 16:41:41 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) [ 1130.226191][T10575] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1130.236251][T10575] Call Trace: [ 1130.239530][T10575] dump_stack+0x137/0x19d [ 1130.244105][T10575] should_fail+0x23c/0x250 [ 1130.248680][T10575] should_fail_usercopy+0x16/0x20 [ 1130.253864][T10575] _copy_from_user+0x1c/0xd0 [ 1130.258514][T10575] snd_seq_oss_write+0x36f/0x550 [ 1130.263563][T10575] ? odev_read+0x60/0x60 [ 1130.267811][T10575] odev_write+0x45/0x60 [ 1130.271976][T10575] vfs_write+0x223/0x7e0 [ 1130.276314][T10575] ? __fget_light+0x219/0x260 [ 1130.280995][T10575] ksys_write+0xce/0x180 [ 1130.285324][T10575] __x64_sys_write+0x3e/0x50 [ 1130.289929][T10575] do_syscall_64+0x39/0x80 [ 1130.294682][T10575] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1130.300595][T10575] RIP: 0033:0x466459 [ 1130.304883][T10575] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1130.325197][T10575] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1130.333716][T10575] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1130.341772][T10575] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1130.350174][T10575] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1130.358594][T10575] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1130.366556][T10575] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 [ 1130.377906][T10574] CPU: 0 PID: 10574 Comm: syz-executor.4 Not tainted 5.12.0-rc4-syzkaller #0 [ 1130.386708][T10574] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1130.396760][T10574] Call Trace: [ 1130.400047][T10574] dump_stack+0x137/0x19d [ 1130.404380][T10574] should_fail+0x23c/0x250 [ 1130.408890][T10574] should_fail_usercopy+0x16/0x20 [ 1130.413932][T10574] _copy_from_user+0x1c/0xd0 [ 1130.418530][T10574] snd_seq_oss_write+0x36f/0x550 [ 1130.423482][T10574] ? odev_read+0x60/0x60 [ 1130.427789][T10574] odev_write+0x45/0x60 [ 1130.431948][T10574] vfs_write+0x223/0x7e0 [ 1130.436224][T10574] ? __fget_light+0x219/0x260 [ 1130.440917][T10574] ksys_write+0xce/0x180 [ 1130.445169][T10574] __x64_sys_write+0x3e/0x50 [ 1130.449757][T10574] do_syscall_64+0x39/0x80 [ 1130.455704][T10574] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1130.461697][T10574] RIP: 0033:0x466459 [ 1130.466594][T10574] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1130.486413][T10574] RSP: 002b:00007f7e1b690188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1130.494867][T10574] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1130.502613][T10591] FAULT_INJECTION: forcing a failure. [ 1130.502613][T10591] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1130.502836][T10574] RDX: 0000000000000070 RSI: 00000000200001c0 RDI: 0000000000000004 16:41:41 executing program 2 (fault-call:4 fault-nth:11): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) [ 1130.502849][T10574] RBP: 00007f7e1b6901d0 R08: 0000000000000000 R09: 0000000000000000 [ 1130.502859][T10574] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1130.541485][T10574] R13: 00007ffe7101fccf R14: 00007f7e1b690300 R15: 0000000000022000 [ 1130.549641][T10591] CPU: 1 PID: 10591 Comm: syz-executor.2 Not tainted 5.12.0-rc4-syzkaller #0 [ 1130.558474][T10591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1130.568976][T10591] Call Trace: [ 1130.572352][T10591] dump_stack+0x137/0x19d [ 1130.576696][T10591] should_fail+0x23c/0x250 [ 1130.581123][T10591] should_fail_usercopy+0x16/0x20 [ 1130.586516][T10591] _copy_from_user+0x1c/0xd0 [ 1130.591233][T10591] snd_seq_oss_write+0x36f/0x550 [ 1130.596227][T10591] ? odev_read+0x60/0x60 [ 1130.600495][T10591] odev_write+0x45/0x60 [ 1130.604674][T10591] vfs_write+0x223/0x7e0 [ 1130.609121][T10591] ? __fget_light+0x219/0x260 [ 1130.613810][T10591] ksys_write+0xce/0x180 [ 1130.618086][T10591] __x64_sys_write+0x3e/0x50 [ 1130.622843][T10591] do_syscall_64+0x39/0x80 [ 1130.627286][T10591] entry_SYSCALL_64_after_hwframe+0x44/0xae 16:41:41 executing program 5 (fault-call:4 fault-nth:17): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:41 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe, 0x0, 0x0, 0x3}], 0x8) [ 1130.633292][T10591] RIP: 0033:0x466459 [ 1130.637205][T10591] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1130.657173][T10591] RSP: 002b:00007fcb2a5c2188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1130.665583][T10591] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1130.673746][T10591] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1130.681794][T10591] RBP: 00007fcb2a5c21d0 R08: 0000000000000000 R09: 0000000000000000 [ 1130.689770][T10591] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1130.697749][T10591] R13: 00007ffe8b19dc3f R14: 00007fcb2a5c2300 R15: 0000000000022000 [ 1130.722678][T10597] FAULT_INJECTION: forcing a failure. 16:41:41 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:41:41 executing program 4 (fault-call:4 fault-nth:16): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:41 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x5, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) [ 1130.722678][T10597] name fail_usercopy, interval 1, probability 0, space 0, times 0 16:41:41 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe, 0x0, 0x0, 0xff}], 0x8) [ 1130.762253][T10597] CPU: 1 PID: 10597 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1130.771050][T10597] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1130.781149][T10597] Call Trace: [ 1130.784601][T10597] dump_stack+0x137/0x19d [ 1130.788962][T10597] should_fail+0x23c/0x250 [ 1130.793388][T10597] should_fail_usercopy+0x16/0x20 [ 1130.798425][T10597] _copy_from_user+0x1c/0xd0 [ 1130.803134][T10597] snd_seq_oss_write+0x36f/0x550 [ 1130.808212][T10597] ? odev_read+0x60/0x60 [ 1130.812564][T10597] odev_write+0x45/0x60 [ 1130.816727][T10597] vfs_write+0x223/0x7e0 [ 1130.821054][T10597] ? __fget_light+0x219/0x260 [ 1130.823034][T10605] FAULT_INJECTION: forcing a failure. [ 1130.823034][T10605] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1130.825731][T10597] ksys_write+0xce/0x180 [ 1130.843071][T10597] __x64_sys_write+0x3e/0x50 [ 1130.847667][T10597] do_syscall_64+0x39/0x80 [ 1130.852082][T10597] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1130.857974][T10597] RIP: 0033:0x466459 16:41:41 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x8, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) [ 1130.861857][T10597] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1130.881462][T10597] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1130.889890][T10597] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1130.897864][T10597] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1130.905836][T10597] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1130.913842][T10597] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1130.921825][T10597] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 [ 1130.930625][T10605] CPU: 0 PID: 10605 Comm: syz-executor.4 Not tainted 5.12.0-rc4-syzkaller #0 [ 1130.941314][T10605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1130.951370][T10605] Call Trace: [ 1130.954648][T10605] dump_stack+0x137/0x19d [ 1130.959011][T10605] should_fail+0x23c/0x250 [ 1130.963469][T10605] should_fail_usercopy+0x16/0x20 [ 1130.968514][T10605] _copy_from_user+0x1c/0xd0 [ 1130.973119][T10605] snd_seq_oss_write+0x36f/0x550 [ 1130.978143][T10605] ? odev_read+0x60/0x60 [ 1130.982536][T10605] odev_write+0x45/0x60 [ 1130.986693][T10605] vfs_write+0x223/0x7e0 [ 1130.990947][T10605] ? __fget_light+0x219/0x260 [ 1130.995626][T10605] ksys_write+0xce/0x180 [ 1130.999880][T10605] __x64_sys_write+0x3e/0x50 [ 1131.004531][T10605] do_syscall_64+0x39/0x80 [ 1131.010868][T10605] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1131.016862][T10605] RIP: 0033:0x466459 [ 1131.020799][T10605] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1131.040774][T10605] RSP: 002b:00007f7e1b690188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1131.049274][T10605] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 16:41:41 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:41:41 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:41:41 executing program 2 (fault-call:4 fault-nth:12): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:41 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) [ 1131.057369][T10605] RDX: 0000000000000070 RSI: 00000000200001c0 RDI: 0000000000000004 [ 1131.060094][T10616] FAULT_INJECTION: forcing a failure. [ 1131.060094][T10616] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1131.065372][T10605] RBP: 00007f7e1b6901d0 R08: 0000000000000000 R09: 0000000000000000 [ 1131.065413][T10605] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1131.094962][T10605] R13: 00007ffe7101fccf R14: 00007f7e1b690300 R15: 0000000000022000 [ 1131.102946][T10616] CPU: 1 PID: 10616 Comm: syz-executor.2 Not tainted 5.12.0-rc4-syzkaller #0 [ 1131.111738][T10616] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1131.121791][T10616] Call Trace: [ 1131.125156][T10616] dump_stack+0x137/0x19d [ 1131.129554][T10616] should_fail+0x23c/0x250 [ 1131.133963][T10616] should_fail_usercopy+0x16/0x20 [ 1131.139341][T10616] _copy_from_user+0x1c/0xd0 [ 1131.143951][T10616] snd_seq_oss_write+0x36f/0x550 [ 1131.149007][T10616] ? odev_read+0x60/0x60 [ 1131.153243][T10616] odev_write+0x45/0x60 [ 1131.157410][T10616] vfs_write+0x223/0x7e0 [ 1131.161745][T10616] ? __fget_light+0x219/0x260 [ 1131.167039][T10616] ksys_write+0xce/0x180 [ 1131.171300][T10616] __x64_sys_write+0x3e/0x50 [ 1131.175913][T10616] do_syscall_64+0x39/0x80 [ 1131.180413][T10616] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1131.186318][T10616] RIP: 0033:0x466459 [ 1131.190261][T10616] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 16:41:41 executing program 5 (fault-call:4 fault-nth:18): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:41 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x3) [ 1131.209993][T10616] RSP: 002b:00007fcb2a5c2188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1131.218526][T10616] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1131.226657][T10616] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1131.234669][T10616] RBP: 00007fcb2a5c21d0 R08: 0000000000000000 R09: 0000000000000000 [ 1131.242679][T10616] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1131.250658][T10616] R13: 00007ffe8b19dc3f R14: 00007fcb2a5c2300 R15: 0000000000022000 16:41:42 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0xff, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) [ 1131.293346][T10626] FAULT_INJECTION: forcing a failure. [ 1131.293346][T10626] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1131.322814][T10626] CPU: 0 PID: 10626 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1131.331869][T10626] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1131.342011][T10626] Call Trace: [ 1131.345340][T10626] dump_stack+0x137/0x19d [ 1131.349685][T10626] should_fail+0x23c/0x250 [ 1131.354195][T10626] should_fail_usercopy+0x16/0x20 [ 1131.359362][T10626] _copy_from_user+0x1c/0xd0 [ 1131.364021][T10626] snd_seq_oss_write+0x36f/0x550 [ 1131.368970][T10626] ? odev_read+0x60/0x60 [ 1131.373206][T10626] odev_write+0x45/0x60 [ 1131.377360][T10626] vfs_write+0x223/0x7e0 [ 1131.381619][T10626] ? __fget_light+0x219/0x260 [ 1131.386318][T10626] ksys_write+0xce/0x180 [ 1131.390823][T10626] __x64_sys_write+0x3e/0x50 [ 1131.395411][T10626] do_syscall_64+0x39/0x80 [ 1131.399825][T10626] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1131.405726][T10626] RIP: 0033:0x466459 [ 1131.409660][T10626] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1131.429382][T10626] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 16:41:42 executing program 4 (fault-call:4 fault-nth:17): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:42 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special=0x0}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:41:42 executing program 2 (fault-call:4 fault-nth:13): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:42 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:41:42 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x20000108) [ 1131.437819][T10626] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1131.445784][T10626] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1131.453832][T10626] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1131.461798][T10626] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1131.469767][T10626] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 [ 1131.549861][T10642] FAULT_INJECTION: forcing a failure. [ 1131.549861][T10642] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1131.557634][T10644] FAULT_INJECTION: forcing a failure. [ 1131.557634][T10644] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1131.574887][T10642] CPU: 0 PID: 10642 Comm: syz-executor.2 Not tainted 5.12.0-rc4-syzkaller #0 [ 1131.584850][T10642] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1131.595000][T10642] Call Trace: [ 1131.598276][T10642] dump_stack+0x137/0x19d [ 1131.602684][T10642] should_fail+0x23c/0x250 [ 1131.607182][T10642] should_fail_usercopy+0x16/0x20 [ 1131.612252][T10642] _copy_from_user+0x1c/0xd0 [ 1131.616863][T10642] snd_seq_oss_write+0x36f/0x550 [ 1131.623055][T10642] ? odev_read+0x60/0x60 [ 1131.627313][T10642] odev_write+0x45/0x60 [ 1131.631479][T10642] vfs_write+0x223/0x7e0 [ 1131.635795][T10642] ? __fget_light+0x219/0x260 [ 1131.640473][T10642] ksys_write+0xce/0x180 [ 1131.644723][T10642] __x64_sys_write+0x3e/0x50 [ 1131.649343][T10642] do_syscall_64+0x39/0x80 [ 1131.653768][T10642] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1131.660114][T10642] RIP: 0033:0x466459 [ 1131.663996][T10642] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1131.683665][T10642] RSP: 002b:00007fcb2a5c2188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1131.692502][T10642] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1131.700645][T10642] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1131.708709][T10642] RBP: 00007fcb2a5c21d0 R08: 0000000000000000 R09: 0000000000000000 [ 1131.716674][T10642] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1131.724806][T10642] R13: 00007ffe8b19dc3f R14: 00007fcb2a5c2300 R15: 0000000000022000 [ 1131.732780][T10644] CPU: 1 PID: 10644 Comm: syz-executor.4 Not tainted 5.12.0-rc4-syzkaller #0 16:41:42 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:41:42 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) [ 1131.741676][T10644] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1131.751766][T10644] Call Trace: [ 1131.755044][T10644] dump_stack+0x137/0x19d [ 1131.759379][T10644] should_fail+0x23c/0x250 [ 1131.763828][T10644] should_fail_usercopy+0x16/0x20 [ 1131.768963][T10644] _copy_from_user+0x1c/0xd0 [ 1131.773560][T10644] snd_seq_oss_write+0x36f/0x550 [ 1131.778501][T10644] ? odev_read+0x60/0x60 [ 1131.782739][T10644] odev_write+0x45/0x60 [ 1131.786878][T10644] vfs_write+0x223/0x7e0 [ 1131.791112][T10644] ? __fget_light+0x219/0x260 [ 1131.795790][T10644] ksys_write+0xce/0x180 [ 1131.800040][T10644] __x64_sys_write+0x3e/0x50 [ 1131.804622][T10644] do_syscall_64+0x39/0x80 [ 1131.809028][T10644] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1131.814919][T10644] RIP: 0033:0x466459 [ 1131.818834][T10644] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1131.838531][T10644] RSP: 002b:00007f7e1b690188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1131.846947][T10644] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1131.854933][T10644] RDX: 0000000000000070 RSI: 00000000200001c0 RDI: 0000000000000004 [ 1131.862919][T10644] RBP: 00007f7e1b6901d0 R08: 0000000000000000 R09: 0000000000000000 [ 1131.870919][T10644] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1131.878886][T10644] R13: 00007ffe7101fccf R14: 00007f7e1b690300 R15: 0000000000022000 16:41:42 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special, 0x2}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:41:42 executing program 5 (fault-call:4 fault-nth:19): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:42 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:41:42 executing program 2 (fault-call:4 fault-nth:14): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:42 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special, 0x3}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) [ 1132.013291][T10660] FAULT_INJECTION: forcing a failure. [ 1132.013291][T10660] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1132.052416][T10660] CPU: 0 PID: 10660 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1132.061218][T10660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1132.071541][T10660] Call Trace: [ 1132.074863][T10660] dump_stack+0x137/0x19d [ 1132.079277][T10660] should_fail+0x23c/0x250 [ 1132.082950][T10664] FAULT_INJECTION: forcing a failure. [ 1132.082950][T10664] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1132.083717][T10660] should_fail_usercopy+0x16/0x20 [ 1132.101738][T10660] _copy_from_user+0x1c/0xd0 [ 1132.106335][T10660] snd_seq_oss_write+0x36f/0x550 [ 1132.111276][T10660] ? odev_read+0x60/0x60 [ 1132.115517][T10660] odev_write+0x45/0x60 [ 1132.119737][T10660] vfs_write+0x223/0x7e0 [ 1132.123980][T10660] ? __fget_light+0x219/0x260 [ 1132.128777][T10660] ksys_write+0xce/0x180 [ 1132.133065][T10660] __x64_sys_write+0x3e/0x50 [ 1132.137735][T10660] do_syscall_64+0x39/0x80 [ 1132.142166][T10660] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1132.148148][T10660] RIP: 0033:0x466459 [ 1132.152124][T10660] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1132.171722][T10660] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1132.180124][T10660] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1132.188081][T10660] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1132.196115][T10660] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1132.204161][T10660] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1132.212381][T10660] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 [ 1132.220880][T10664] CPU: 1 PID: 10664 Comm: syz-executor.2 Not tainted 5.12.0-rc4-syzkaller #0 [ 1132.229700][T10664] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1132.239759][T10664] Call Trace: [ 1132.243039][T10664] dump_stack+0x137/0x19d [ 1132.247375][T10664] should_fail+0x23c/0x250 [ 1132.251792][T10664] should_fail_usercopy+0x16/0x20 [ 1132.256816][T10664] _copy_from_user+0x1c/0xd0 [ 1132.261469][T10664] snd_seq_oss_write+0x36f/0x550 [ 1132.266416][T10664] ? odev_read+0x60/0x60 [ 1132.270681][T10664] odev_write+0x45/0x60 [ 1132.274836][T10664] vfs_write+0x223/0x7e0 [ 1132.279092][T10664] ? __fget_light+0x219/0x260 [ 1132.283766][T10664] ksys_write+0xce/0x180 [ 1132.287998][T10664] __x64_sys_write+0x3e/0x50 [ 1132.292583][T10664] do_syscall_64+0x39/0x80 [ 1132.297006][T10664] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1132.302909][T10664] RIP: 0033:0x466459 [ 1132.306794][T10664] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1132.326406][T10664] RSP: 002b:00007fcb2a5c2188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1132.334815][T10664] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1132.342781][T10664] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1132.350749][T10664] RBP: 00007fcb2a5c21d0 R08: 0000000000000000 R09: 0000000000000000 [ 1132.358777][T10664] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1132.366746][T10664] R13: 00007ffe8b19dc3f R14: 00007fcb2a5c2300 R15: 0000000000022000 16:41:43 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:43 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:41:43 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special, 0x4}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:41:43 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:41:45 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x7ffff000) 16:41:45 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special, 0x5}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:41:45 executing program 5 (fault-call:4 fault-nth:20): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:45 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:45 executing program 2 (fault-call:4 fault-nth:15): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:45 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:41:45 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x2, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1134.958211][T10696] FAULT_INJECTION: forcing a failure. [ 1134.958211][T10696] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1135.002578][T10702] FAULT_INJECTION: forcing a failure. [ 1135.002578][T10702] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1135.029566][T10696] CPU: 0 PID: 10696 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1135.038358][T10696] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1135.048462][T10696] Call Trace: [ 1135.051936][T10696] dump_stack+0x137/0x19d [ 1135.056271][T10696] should_fail+0x23c/0x250 [ 1135.060764][T10696] should_fail_usercopy+0x16/0x20 [ 1135.065822][T10696] _copy_from_user+0x1c/0xd0 [ 1135.070416][T10696] snd_seq_oss_write+0x36f/0x550 [ 1135.075410][T10696] ? odev_read+0x60/0x60 [ 1135.079691][T10696] odev_write+0x45/0x60 [ 1135.083847][T10696] vfs_write+0x223/0x7e0 [ 1135.088112][T10696] ? __fget_light+0x219/0x260 [ 1135.092792][T10696] ksys_write+0xce/0x180 [ 1135.097113][T10696] __x64_sys_write+0x3e/0x50 [ 1135.101846][T10696] do_syscall_64+0x39/0x80 [ 1135.106432][T10696] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1135.112431][T10696] RIP: 0033:0x466459 [ 1135.116329][T10696] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1135.135984][T10696] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1135.144394][T10696] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1135.152358][T10696] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1135.160348][T10696] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1135.168301][T10696] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1135.176866][T10696] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 [ 1135.184899][T10702] CPU: 1 PID: 10702 Comm: syz-executor.2 Not tainted 5.12.0-rc4-syzkaller #0 [ 1135.193664][T10702] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1135.203784][T10702] Call Trace: [ 1135.207079][T10702] dump_stack+0x137/0x19d [ 1135.211422][T10702] should_fail+0x23c/0x250 [ 1135.216722][T10702] should_fail_usercopy+0x16/0x20 [ 1135.221735][T10702] _copy_from_user+0x1c/0xd0 [ 1135.226353][T10702] snd_seq_oss_write+0x36f/0x550 [ 1135.231308][T10702] ? odev_read+0x60/0x60 [ 1135.235548][T10702] odev_write+0x45/0x60 [ 1135.239696][T10702] vfs_write+0x223/0x7e0 [ 1135.243939][T10702] ? __fget_light+0x219/0x260 [ 1135.248742][T10702] ksys_write+0xce/0x180 [ 1135.252973][T10702] __x64_sys_write+0x3e/0x50 [ 1135.257704][T10702] do_syscall_64+0x39/0x80 [ 1135.262109][T10702] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1135.268258][T10702] RIP: 0033:0x466459 [ 1135.272155][T10702] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1135.291794][T10702] RSP: 002b:00007fcb2a5c2188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 16:41:46 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special, 0x8}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:41:46 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x3, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1135.300278][T10702] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1135.308242][T10702] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1135.316243][T10702] RBP: 00007fcb2a5c21d0 R08: 0000000000000000 R09: 0000000000000000 [ 1135.324231][T10702] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1135.332197][T10702] R13: 00007ffe8b19dc3f R14: 00007fcb2a5c2300 R15: 0000000000022000 16:41:46 executing program 5 (fault-call:4 fault-nth:21): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:46 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special, 0xff}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:41:46 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x4, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1135.492126][T10727] FAULT_INJECTION: forcing a failure. [ 1135.492126][T10727] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1135.543504][T10727] CPU: 0 PID: 10727 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1135.552302][T10727] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1135.562352][T10727] Call Trace: [ 1135.565695][T10727] dump_stack+0x137/0x19d [ 1135.570103][T10727] should_fail+0x23c/0x250 [ 1135.574565][T10727] should_fail_usercopy+0x16/0x20 [ 1135.579576][T10727] _copy_from_user+0x1c/0xd0 [ 1135.584393][T10727] snd_seq_oss_write+0x36f/0x550 [ 1135.589364][T10727] ? odev_read+0x60/0x60 [ 1135.593604][T10727] odev_write+0x45/0x60 [ 1135.597839][T10727] vfs_write+0x223/0x7e0 [ 1135.602092][T10727] ? __fget_light+0x219/0x260 [ 1135.606796][T10727] ksys_write+0xce/0x180 [ 1135.611104][T10727] __x64_sys_write+0x3e/0x50 [ 1135.615760][T10727] do_syscall_64+0x39/0x80 [ 1135.620263][T10727] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1135.626224][T10727] RIP: 0033:0x466459 [ 1135.630157][T10727] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1135.649863][T10727] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1135.658310][T10727] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1135.666272][T10727] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1135.674255][T10727] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1135.682292][T10727] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1135.690261][T10727] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:41:48 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0xffffffffffffffff) 16:41:48 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x5, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:48 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:41:48 executing program 2 (fault-call:4 fault-nth:16): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:48 executing program 5 (fault-call:4 fault-nth:22): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:48 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) [ 1138.163815][T10745] FAULT_INJECTION: forcing a failure. [ 1138.163815][T10745] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1138.184728][T10748] FAULT_INJECTION: forcing a failure. [ 1138.184728][T10748] name fail_usercopy, interval 1, probability 0, space 0, times 0 16:41:48 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) mmap(&(0x7f0000ffd000/0x2000)=nil, 0x2000, 0x1000007, 0x40010, r0, 0xd61ee000) ioctl$FS_IOC_GETFSLABEL(r0, 0x81009431, &(0x7f0000000140)) write$sequencer(r0, &(0x7f0000000100)=ANY=[@ANYBLOB="0180000000000000"], 0x8) fsetxattr$security_capability(r0, &(0x7f0000000000)='security.capability\x00', &(0x7f0000000040)=@v1={0x1000000, [{0x200, 0x400}]}, 0xc, 0x3) [ 1138.216306][T10745] CPU: 0 PID: 10745 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1138.225096][T10745] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1138.235153][T10745] Call Trace: [ 1138.238429][T10745] dump_stack+0x137/0x19d [ 1138.242759][T10745] should_fail+0x23c/0x250 [ 1138.247353][T10745] should_fail_usercopy+0x16/0x20 [ 1138.252435][T10745] _copy_from_user+0x1c/0xd0 [ 1138.257032][T10745] snd_seq_oss_write+0x36f/0x550 [ 1138.261975][T10745] ? odev_read+0x60/0x60 [ 1138.266242][T10745] odev_write+0x45/0x60 [ 1138.270461][T10745] vfs_write+0x223/0x7e0 [ 1138.274770][T10745] ? __fget_light+0x219/0x260 [ 1138.279450][T10745] ksys_write+0xce/0x180 [ 1138.283699][T10745] __x64_sys_write+0x3e/0x50 [ 1138.288320][T10745] do_syscall_64+0x39/0x80 [ 1138.292736][T10745] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1138.298775][T10745] RIP: 0033:0x466459 [ 1138.302665][T10745] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1138.322371][T10745] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1138.330789][T10745] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1138.338741][T10745] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1138.346706][T10745] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1138.354745][T10745] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:41:49 executing program 5 (fault-call:4 fault-nth:23): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:49 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special, 0x0, 0x2}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:41:49 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x8, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1138.362841][T10745] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 [ 1138.370807][T10748] CPU: 1 PID: 10748 Comm: syz-executor.2 Not tainted 5.12.0-rc4-syzkaller #0 [ 1138.379612][T10748] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1138.389690][T10748] Call Trace: [ 1138.392963][T10748] dump_stack+0x137/0x19d [ 1138.397304][T10748] should_fail+0x23c/0x250 [ 1138.401752][T10748] should_fail_usercopy+0x16/0x20 [ 1138.406778][T10748] _copy_from_user+0x1c/0xd0 [ 1138.411401][T10748] snd_seq_oss_write+0x36f/0x550 [ 1138.416348][T10748] ? odev_read+0x60/0x60 [ 1138.420602][T10748] odev_write+0x45/0x60 [ 1138.425669][T10748] vfs_write+0x223/0x7e0 [ 1138.429980][T10748] ? __fget_light+0x219/0x260 [ 1138.434674][T10748] ksys_write+0xce/0x180 [ 1138.439047][T10748] __x64_sys_write+0x3e/0x50 [ 1138.443656][T10748] do_syscall_64+0x39/0x80 [ 1138.448075][T10748] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1138.453065][T10764] FAULT_INJECTION: forcing a failure. [ 1138.453065][T10764] name fail_usercopy, interval 1, probability 0, space 0, times 0 16:41:49 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special, 0x0, 0x3}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) [ 1138.453981][T10748] RIP: 0033:0x466459 [ 1138.453997][T10748] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1138.490649][T10748] RSP: 002b:00007fcb2a5c2188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1138.499103][T10748] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1138.507075][T10748] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1138.515234][T10748] RBP: 00007fcb2a5c21d0 R08: 0000000000000000 R09: 0000000000000000 [ 1138.523277][T10748] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1138.531241][T10748] R13: 00007ffe8b19dc3f R14: 00007fcb2a5c2300 R15: 0000000000022000 [ 1138.542123][T10764] CPU: 0 PID: 10764 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1138.550908][T10764] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1138.560964][T10764] Call Trace: [ 1138.564247][T10764] dump_stack+0x137/0x19d [ 1138.568581][T10764] should_fail+0x23c/0x250 [ 1138.573158][T10764] should_fail_usercopy+0x16/0x20 [ 1138.578194][T10764] _copy_from_user+0x1c/0xd0 [ 1138.582790][T10764] snd_seq_oss_write+0x36f/0x550 [ 1138.587777][T10764] ? odev_read+0x60/0x60 [ 1138.592017][T10764] odev_write+0x45/0x60 [ 1138.596289][T10764] vfs_write+0x223/0x7e0 [ 1138.600539][T10764] ? __fget_light+0x219/0x260 [ 1138.605216][T10764] ksys_write+0xce/0x180 [ 1138.609470][T10764] __x64_sys_write+0x3e/0x50 [ 1138.614174][T10764] do_syscall_64+0x39/0x80 [ 1138.618656][T10764] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1138.624552][T10764] RIP: 0033:0x466459 [ 1138.628496][T10764] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1138.648269][T10764] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1138.656682][T10764] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 16:41:49 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) ioctl$FS_IOC_GET_ENCRYPTION_POLICY(r0, 0x400c6615, &(0x7f00000000c0)={0x0, @adiantum, 0x0, @desc3}) write$sequencer(r0, &(0x7f0000000000)=ANY=[@ANYBLOB="ff0a0000fe000000138881bae8445002bd6b25767295639132f3f48c9ac22b183e3d0649dd1ec0fd46be54c6ecacab047d6bb1dcfb0494c133985f1852f28b8c33ca875ee06fb19849d69e0c"], 0x8) 16:41:49 executing program 2 (fault-call:4 fault-nth:17): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:49 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special, 0x0, 0x4}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) [ 1138.664663][T10764] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1138.672711][T10764] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1138.680685][T10764] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1138.688653][T10764] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:41:49 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0xbf, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:49 executing program 5 (fault-call:4 fault-nth:24): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:49 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x0, 0x0) write$sequencer(r0, &(0x7f00000000c0)=ANY=[@ANYBLOB="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"], 0x8) ioctl$F2FS_IOC_START_ATOMIC_WRITE(r0, 0xf501, 0x0) [ 1138.819287][T10787] FAULT_INJECTION: forcing a failure. [ 1138.819287][T10787] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1138.862398][T10793] FAULT_INJECTION: forcing a failure. [ 1138.862398][T10793] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1138.879506][T10787] CPU: 1 PID: 10787 Comm: syz-executor.2 Not tainted 5.12.0-rc4-syzkaller #0 [ 1138.888304][T10787] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1138.898355][T10787] Call Trace: [ 1138.901638][T10787] dump_stack+0x137/0x19d [ 1138.905963][T10787] should_fail+0x23c/0x250 [ 1138.910391][T10787] should_fail_usercopy+0x16/0x20 [ 1138.915467][T10787] _copy_from_user+0x1c/0xd0 [ 1138.920063][T10787] snd_seq_oss_write+0x36f/0x550 [ 1138.925047][T10787] ? odev_read+0x60/0x60 [ 1138.929357][T10787] odev_write+0x45/0x60 [ 1138.933788][T10787] vfs_write+0x223/0x7e0 [ 1138.938036][T10787] ? __fget_light+0x219/0x260 [ 1138.942706][T10787] ksys_write+0xce/0x180 [ 1138.946949][T10787] __x64_sys_write+0x3e/0x50 [ 1138.951778][T10787] do_syscall_64+0x39/0x80 [ 1138.956252][T10787] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1138.962156][T10787] RIP: 0033:0x466459 [ 1138.966032][T10787] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1138.985740][T10787] RSP: 002b:00007fcb2a5c2188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1138.994140][T10787] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1139.002115][T10787] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1139.010103][T10787] RBP: 00007fcb2a5c21d0 R08: 0000000000000000 R09: 0000000000000000 [ 1139.018064][T10787] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1139.026027][T10787] R13: 00007ffe8b19dc3f R14: 00007fcb2a5c2300 R15: 0000000000022000 [ 1139.037275][T10793] CPU: 0 PID: 10793 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1139.046041][T10793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1139.056093][T10793] Call Trace: [ 1139.059381][T10793] dump_stack+0x137/0x19d [ 1139.063728][T10793] should_fail+0x23c/0x250 [ 1139.068141][T10793] should_fail_usercopy+0x16/0x20 [ 1139.073157][T10793] _copy_from_user+0x1c/0xd0 [ 1139.077772][T10793] snd_seq_oss_write+0x36f/0x550 [ 1139.082712][T10793] ? odev_read+0x60/0x60 [ 1139.086943][T10793] odev_write+0x45/0x60 [ 1139.091162][T10793] vfs_write+0x223/0x7e0 [ 1139.095452][T10793] ? __fget_light+0x219/0x260 [ 1139.100206][T10793] ksys_write+0xce/0x180 [ 1139.104444][T10793] __x64_sys_write+0x3e/0x50 [ 1139.109040][T10793] do_syscall_64+0x39/0x80 [ 1139.113445][T10793] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1139.119333][T10793] RIP: 0033:0x466459 [ 1139.123213][T10793] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1139.142912][T10793] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1139.151316][T10793] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 16:41:49 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:41:49 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special, 0x0, 0x5}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:41:49 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:49 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) r1 = openat$nvram(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nvram\x00', 0x90080, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer2\x00', 0x200, 0x0) ioctl$SNDCTL_SEQ_OUTOFBAND(r2, 0x40085112, &(0x7f00000000c0)=@raw={0xfe, 0x8, "e688221b8ff5"}) write$sequencer(r1, &(0x7f0000000040), 0x0) write$sequencer(r0, &(0x7f0000000100)=ANY=[@ANYBLOB="9308e0129f813405"], 0x8) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) fcntl$setstatus(r4, 0x4, 0xa800) 16:41:49 executing program 2 (fault-call:4 fault-nth:18): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) [ 1139.159281][T10793] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1139.167364][T10793] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1139.175335][T10793] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1139.183308][T10793] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:41:50 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:50 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special, 0x0, 0x8}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:41:50 executing program 5 (fault-call:4 fault-nth:25): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:50 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcs\x00', 0x200602, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(r1, 0x80045105, &(0x7f00000000c0)) write$sequencer(r0, &(0x7f0000000000)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}, @v={0x93, 0x0, 0x80, 0xc, @MIDI_NOTEON=@note=0x6a, 0x3, 0x9}, @e={0xff, 0xb, 0x7, 0x20, @SEQ_NOTEON=@special, 0x4, 0x2, 0x1}, @n={0x0, 0x6, @generic=0x8, 0x68}, @n={0x3, 0xc4, @SEQ_NOTEON=@note=0x64, 0xff}, @v={0x93, 0xe, 0xa0, 0x1b, @MIDI_NOTEON=@special, 0x2, 0x100}], 0x28) [ 1139.310786][T10826] FAULT_INJECTION: forcing a failure. [ 1139.310786][T10826] name fail_usercopy, interval 1, probability 0, space 0, times 0 16:41:50 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special, 0x0, 0xff}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) [ 1139.356284][T10826] CPU: 0 PID: 10826 Comm: syz-executor.2 Not tainted 5.12.0-rc4-syzkaller #0 [ 1139.365081][T10826] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1139.370118][T10834] FAULT_INJECTION: forcing a failure. [ 1139.370118][T10834] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1139.375132][T10826] Call Trace: [ 1139.375142][T10826] dump_stack+0x137/0x19d [ 1139.375165][T10826] should_fail+0x23c/0x250 [ 1139.400237][T10826] should_fail_usercopy+0x16/0x20 [ 1139.405261][T10826] _copy_from_user+0x1c/0xd0 [ 1139.409919][T10826] snd_seq_oss_write+0x36f/0x550 [ 1139.414867][T10826] ? odev_read+0x60/0x60 [ 1139.419103][T10826] odev_write+0x45/0x60 [ 1139.423266][T10826] vfs_write+0x223/0x7e0 [ 1139.427521][T10826] ? __fget_light+0x219/0x260 [ 1139.432196][T10826] ksys_write+0xce/0x180 [ 1139.436500][T10826] __x64_sys_write+0x3e/0x50 [ 1139.441142][T10826] do_syscall_64+0x39/0x80 [ 1139.445582][T10826] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1139.451521][T10826] RIP: 0033:0x466459 16:41:50 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) [ 1139.455484][T10826] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1139.475127][T10826] RSP: 002b:00007fcb2a5c2188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1139.483541][T10826] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1139.491510][T10826] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1139.499487][T10826] RBP: 00007fcb2a5c21d0 R08: 0000000000000000 R09: 0000000000000000 [ 1139.507461][T10826] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1139.515426][T10826] R13: 00007ffe8b19dc3f R14: 00007fcb2a5c2300 R15: 0000000000022000 [ 1139.523414][T10834] CPU: 1 PID: 10834 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1139.532184][T10834] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1139.542306][T10834] Call Trace: [ 1139.545587][T10834] dump_stack+0x137/0x19d [ 1139.549917][T10834] should_fail+0x23c/0x250 [ 1139.554330][T10834] should_fail_usercopy+0x16/0x20 [ 1139.559351][T10834] _copy_from_user+0x1c/0xd0 [ 1139.564009][T10834] snd_seq_oss_write+0x242/0x550 [ 1139.569007][T10834] ? odev_read+0x60/0x60 [ 1139.573243][T10834] odev_write+0x45/0x60 [ 1139.577386][T10834] vfs_write+0x223/0x7e0 [ 1139.581644][T10834] ? __fget_light+0x219/0x260 [ 1139.586328][T10834] ksys_write+0xce/0x180 [ 1139.590623][T10834] __x64_sys_write+0x3e/0x50 [ 1139.595210][T10834] do_syscall_64+0x39/0x80 [ 1139.599618][T10834] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1139.605506][T10834] RIP: 0033:0x466459 [ 1139.609393][T10834] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1139.629007][T10834] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1139.637409][T10834] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1139.645367][T10834] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 16:41:50 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:41:50 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f00000001c0)=ANY=[@ANYBLOB="bd0500dac503d03168357acce3ac16f6e046958edde858b1dee2cb990839dd842af551391bc3b0850e1620e7e5e34104c7c77de20cf11c83d43e042b223200e2f903f50ce092a0e402da597a60c07c5cafadeb8a52f957970267df0900000000000000a23c8d1bc2f903376ec1d370142452e26f5914f0b6ac39aa586995c0c12823c2108aa995294f1e156f19abcfd3bae0dc496a4284ac915f69d4faef1af6d8bdf6f1393457228044fcb719f207e448b1d69a53"], 0x8) [ 1139.653328][T10834] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1139.661311][T10834] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1139.669264][T10834] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:41:50 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x2, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:50 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special, 0x0, 0x0, 0x2}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:41:50 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) ioctl$SNDCTL_SEQ_OUTOFBAND(r0, 0x40085112, &(0x7f0000000040)=@x={0x94, 0xd, "2bf9e0051ed1"}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) write$sequencer(r1, &(0x7f0000000000)=[@v={0x93, 0x3, 0x90, 0x2, @MIDI_NOTEON=@note=0x78, 0x20, 0xfff}, @v={0x93, 0x8, 0x90, 0x19, @MIDI_NOTEON=@special, 0x4, 0x1}], 0x10) write$sequencer(r0, &(0x7f00000000c0)=ANY=[@ANYBLOB="ff0a007ed6fb409dbef0d4ba4b2d7336e74f947699ee3bdb4390c38e673da4e962b6f2741a0629b48539f46f7282a018d6c48b06862dc71ac2ff92cf0b419c8b35db50488e0e609ebddfebf0984845070dc8065e0fa1b23e12369a56e2abcf3f4a50874d48fd154ccba6fba93f82e53802ee84c5abfb9747b9ffaddb2a2ad190b6b12b6d95ad7015b15e7a407ad7221c47edee55ac9ab0593bf5c6d5c9028c"], 0x8) ioctl$SNDCTL_SEQ_SYNC(r0, 0x5101) 16:41:50 executing program 2 (fault-call:4 fault-nth:19): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:50 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:41:50 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special, 0x0, 0x0, 0x3}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:41:50 executing program 5 (fault-call:4 fault-nth:26): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:50 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x3, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:50 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000000)=ANY=[@ANYBLOB="000000000000000000000000b94be14a8cc82d4a56b353f138e57f53e7634ca21f7055cc"], 0x8) [ 1139.909456][T10867] FAULT_INJECTION: forcing a failure. [ 1139.909456][T10867] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1139.945026][T10871] FAULT_INJECTION: forcing a failure. [ 1139.945026][T10871] name fail_usercopy, interval 1, probability 0, space 0, times 0 16:41:50 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, 0x0, &(0x7f0000001c40)) [ 1139.955041][T10867] CPU: 0 PID: 10867 Comm: syz-executor.2 Not tainted 5.12.0-rc4-syzkaller #0 [ 1139.966856][T10867] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1139.976904][T10867] Call Trace: [ 1139.980268][T10867] dump_stack+0x137/0x19d [ 1139.984669][T10867] should_fail+0x23c/0x250 [ 1139.989086][T10867] should_fail_usercopy+0x16/0x20 [ 1139.994120][T10867] _copy_from_user+0x1c/0xd0 [ 1139.998823][T10867] snd_seq_oss_write+0x36f/0x550 [ 1140.003750][T10867] ? odev_read+0x60/0x60 16:41:50 executing program 3: ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f0000000080)=0x0) ptrace$setregs(0xd, r0, 0x0, &(0x7f00000000c0)="e1ec261905d885e90941620b1ea2ae294440cc9df6213e75636b427dbec59e7690d801184d2c48dbaf49d8da04e9e6cbcd1e66920a479a8a3a303209723b53ec4cd78b0d90e6263dc73c8ca74452a80b8f2ed71c2cd3bb5e75e1073179aa7f79495d0b9b6e2e6f0985e3745444307428b02f86e371e94a576d732f1848c4b795cdae2c6c1e22e6e3015d2ee562c13c6aa3070908c78c4e50c885b6ce8ca283b05bff80329d9db79024e0129f266161defa8cf4e2c260dd718e409f194eb322777b8c517500de6bd36d0f8f77056a4c89fea39836e1936e4973") r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer\x00', 0xb8082, 0x0) fcntl$setsig(r1, 0xa, 0x2b) write$sequencer(r1, &(0x7f00000001c0)=ANY=[@ANYBLOB="14000000fef5f600f84f6e231b4701fb1a9c5d64bee50f050913b2f84ee404196c896fa474f13a9104cd01a22d7f70e23da2e848a1542986eff370dc5f37f7cd2c6d90d582c46d4f33f2c36e5b561564efef5f80627f33f1606d6a7b090ebbf446e667b0553a9fdb63f86153d8bc61649c5c8812be6857f43993504cd7988e970d81a94c5e8714b5ab575cdf9df09889da5676523543772f3618ad1758b747fd6ac498de482326a23b9d4d3e78712bef87c1565bfb40ad0ba2382bd158eefcf74f9c4a454e585a21f4"], 0x8) [ 1140.007982][T10867] odev_write+0x45/0x60 [ 1140.012173][T10867] vfs_write+0x223/0x7e0 [ 1140.016412][T10867] ? __fget_light+0x219/0x260 [ 1140.021147][T10867] ksys_write+0xce/0x180 [ 1140.025441][T10867] __x64_sys_write+0x3e/0x50 [ 1140.030094][T10867] do_syscall_64+0x39/0x80 [ 1140.034500][T10867] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1140.040408][T10867] RIP: 0033:0x466459 16:41:50 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, 0x0, &(0x7f0000001c40)) [ 1140.044315][T10867] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1140.063915][T10867] RSP: 002b:00007fcb2a5c2188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1140.072320][T10867] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1140.080284][T10867] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1140.088247][T10867] RBP: 00007fcb2a5c21d0 R08: 0000000000000000 R09: 0000000000000000 [ 1140.096212][T10867] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1140.104169][T10867] R13: 00007ffe8b19dc3f R14: 00007fcb2a5c2300 R15: 0000000000022000 [ 1140.117041][T10871] CPU: 1 PID: 10871 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1140.125822][T10871] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1140.135871][T10871] Call Trace: [ 1140.139215][T10871] dump_stack+0x137/0x19d [ 1140.143544][T10871] should_fail+0x23c/0x250 [ 1140.147966][T10871] should_fail_usercopy+0x16/0x20 [ 1140.152991][T10871] _copy_from_user+0x1c/0xd0 16:41:50 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x4, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1140.157620][T10871] snd_seq_oss_write+0x36f/0x550 [ 1140.162622][T10871] ? odev_read+0x60/0x60 [ 1140.166877][T10871] odev_write+0x45/0x60 [ 1140.171067][T10871] vfs_write+0x223/0x7e0 [ 1140.175308][T10871] ? __fget_light+0x219/0x260 [ 1140.179974][T10871] ksys_write+0xce/0x180 [ 1140.184221][T10871] __x64_sys_write+0x3e/0x50 [ 1140.188807][T10871] do_syscall_64+0x39/0x80 [ 1140.193210][T10871] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1140.199136][T10871] RIP: 0033:0x466459 [ 1140.203022][T10871] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1140.222733][T10871] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1140.231141][T10871] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1140.239195][T10871] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1140.247202][T10871] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 16:41:51 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special, 0x0, 0x0, 0x4}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:41:51 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) r1 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nvme-fabrics\x00', 0x105400, 0x0) write$sndseq(r1, &(0x7f0000000340)=[{0x20, 0x5, 0x6, 0x3c, @tick=0xec, {0x1, 0x3}, {0x78, 0x26}, @ext={0xd9, &(0x7f0000000140)="6a28c30644fc443e4de5df5a0241b5b28d4782a6810526a0f2cfa0a22c2c5ef6e7d4710b730b3426c0c6c351895a1e009ddfc0eca99fc8c694a14c5c3e1622773cab5c64c48b1be04994a93ecec5279d7a099605af94d6320c80b52dbf88e5a45a6c727a6b8aa9dc292609dfa6cc58a5d6cd0a9c370528e683c1998ad0f064f43037e387d76356f8bd095c7cdd026a674bb78a930b33494150a56e2f4a64697729f483ca1a367eb5997288cffc0b81833f5d4a036d7541aca7e6b47cc863a6d88f9242d345b3066a053a8e24637764fae06c4a80185a7ceaa3"}}, {0x8, 0x4, 0x0, 0x4, @tick=0x10001, {0x0, 0x5}, {0x2, 0xe3}, @time=@time={0xd3, 0x7}}, {0x3, 0x2c, 0x1, 0x7, @time={0xffffffff, 0x1ff}, {0x2, 0x40}, {0x0, 0x1}, @quote={{0x5, 0xff}, 0x1000}}, {0x6, 0x1f, 0xf8, 0x2, @time={0x9, 0x8001}, {0x65, 0xe8}, {0xb5}, @ext={0xe2, &(0x7f0000000240)="28628c8ef9ecc753b6792088906d3d6fd4e255c54587521ab0f1a5e00d0aad5dcacb02b1e42fb69307c757dbdfc3369fd1d017f6d99a7af7ebf9056ec83173bb03b72d83db5c200a7cbd3b7d06539a9012113924917d821f14c9ecca40dee277282bbdb8488811d78dd92866d12fb72e6379afbc85b42ba20f60f1edd3e1803f1d01dbc247501fd639d14ce75a5d09e7c68735e53b256533b2cba982db9755ed107f1952f881692e2124d0ef56a333159f3883b9db876d4637fa12751c1d538025ae5ff6423aec52ad69d91fb02de22400cca1e4ee3586ead8695a627cfafa8a6721"}}], 0x70) [ 1140.255171][T10871] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1140.263159][T10871] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:41:51 executing program 2 (fault-call:4 fault-nth:20): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:51 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x5, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:51 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special, 0x0, 0x0, 0x5}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:41:51 executing program 5 (fault-call:4 fault-nth:27): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:51 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, 0x0, &(0x7f0000001c40)) 16:41:51 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/autofs\x00', 0x98400, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000680)='nl80211\x00', 0xffffffffffffffff) r5 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r5, 0x8933, &(0x7f0000000e40)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_JOIN_IBSS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000180)=ANY=[@ANYBLOB="dc000000", @ANYRES16=r4, @ANYBLOB="010000000000000000002b00000008000300", @ANYRES32=r6, @ANYBLOB="04004600040008010a00340001010101010100000800260071090000"], 0x38}}, 0x0) sendmsg$NL80211_CMD_DEL_MPATH(r2, &(0x7f0000000280)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x72ef54eaf2e03d3f}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x40, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {{}, {@val={0x46, 0x3, r6}, @void}}, [@NL80211_ATTR_MPATH_NEXT_HOP={0xa, 0x1a, @device_b}, @NL80211_ATTR_MAC={0xa, 0x6, @device_b}, @NL80211_ATTR_MPATH_NEXT_HOP={0xa, 0x1a, @broadcast}]}, 0x40}, 0x1, 0x0, 0x0, 0x4008081}, 0x4040000) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) ioctl$SNDCTL_SEQ_PANIC(r1, 0x5111) write$sequencer(r0, &(0x7f0000000100)=ANY=[@ANYBLOB="9bdf0000fe000004"], 0x8) [ 1140.458929][T10904] FAULT_INJECTION: forcing a failure. [ 1140.458929][T10904] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1140.469046][T10908] FAULT_INJECTION: forcing a failure. [ 1140.469046][T10908] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1140.500492][T10904] CPU: 0 PID: 10904 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1140.509273][T10904] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1140.519339][T10904] Call Trace: [ 1140.522613][T10904] dump_stack+0x137/0x19d [ 1140.527031][T10904] should_fail+0x23c/0x250 [ 1140.531514][T10904] should_fail_usercopy+0x16/0x20 [ 1140.536528][T10904] _copy_from_user+0x1c/0xd0 [ 1140.541110][T10904] snd_seq_oss_write+0x36f/0x550 [ 1140.546126][T10904] ? odev_read+0x60/0x60 [ 1140.550369][T10904] odev_write+0x45/0x60 [ 1140.554578][T10904] vfs_write+0x223/0x7e0 [ 1140.558814][T10904] ? __fget_light+0x219/0x260 [ 1140.563544][T10904] ksys_write+0xce/0x180 [ 1140.567864][T10904] __x64_sys_write+0x3e/0x50 [ 1140.572487][T10904] do_syscall_64+0x39/0x80 [ 1140.576890][T10904] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1140.582825][T10904] RIP: 0033:0x466459 [ 1140.586742][T10904] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 16:41:51 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f00000000c0)=ANY=[@ANYBLOB="071bc3721032eb62e3adfb07754fc87c6a08c3fd4e9b94b3217ef90954e4be5f56ed4e1569f02d2d0b14771bc0d8d7d2ee3fd472cda932820a734e0e29604ba84fd26894e681fe16c40b2b36c2eb3fd85fbd2fecc91b2c9894e4b1e2f640"], 0x8) [ 1140.606331][T10904] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1140.614744][T10904] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1140.622706][T10904] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1140.630663][T10904] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1140.638694][T10904] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1140.646700][T10904] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 [ 1140.662638][T10908] CPU: 1 PID: 10908 Comm: syz-executor.2 Not tainted 5.12.0-rc4-syzkaller #0 [ 1140.671418][T10908] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1140.681460][T10908] Call Trace: [ 1140.684750][T10908] dump_stack+0x137/0x19d [ 1140.689080][T10908] should_fail+0x23c/0x250 [ 1140.693494][T10908] should_fail_usercopy+0x16/0x20 [ 1140.698517][T10908] _copy_from_user+0x1c/0xd0 [ 1140.703105][T10908] snd_seq_oss_write+0x36f/0x550 [ 1140.708042][T10908] ? odev_read+0x60/0x60 [ 1140.712325][T10908] odev_write+0x45/0x60 [ 1140.716467][T10908] vfs_write+0x223/0x7e0 [ 1140.720712][T10908] ? __fget_light+0x219/0x260 [ 1140.725380][T10908] ksys_write+0xce/0x180 [ 1140.729663][T10908] __x64_sys_write+0x3e/0x50 [ 1140.734332][T10908] do_syscall_64+0x39/0x80 [ 1140.738737][T10908] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1140.744628][T10908] RIP: 0033:0x466459 16:41:51 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x8, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:51 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0xbf, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1140.748505][T10908] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1140.768214][T10908] RSP: 002b:00007fcb2a5c2188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1140.776627][T10908] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1140.784593][T10908] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1140.792568][T10908] RBP: 00007fcb2a5c21d0 R08: 0000000000000000 R09: 0000000000000000 [ 1140.800529][T10908] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:41:51 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, 0x0) 16:41:51 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special, 0x0, 0x0, 0x8}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) [ 1140.808494][T10908] R13: 00007ffe8b19dc3f R14: 00007fcb2a5c2300 R15: 0000000000022000 16:41:51 executing program 3: recvmsg(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000007c0)=[{&(0x7f0000000140)=""/198, 0xc6}, {&(0x7f0000000240)=""/231, 0xe7}, {&(0x7f0000000340)=""/157, 0x9d}, {&(0x7f0000000400)=""/200, 0xc8}, {&(0x7f0000000500)=""/230, 0xe6}, {&(0x7f0000000600)=""/189, 0xbd}, {&(0x7f00000006c0)=""/202, 0xca}, {&(0x7f0000000000)=""/33, 0x21}], 0x8, &(0x7f0000000840)=""/74, 0x4a}, 0x0) r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) r1 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) socket$inet_udplite(0x2, 0x2, 0x88) ioctl$SNDCTL_SEQ_SYNC(r0, 0x5101) setuid(r2) r3 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000a80)='/dev/dlm-monitor\x00', 0x222200, 0x0) setsockopt$inet_udp_int(r3, 0x11, 0x67, &(0x7f0000000ac0)=0xbb, 0x4) mount$tmpfs(0x0, &(0x7f00000008c0)='./file0\x00', &(0x7f0000000900)='tmpfs\x00', 0x140000, &(0x7f0000000940)={[{@huge_never='huge=never'}, {@mpol={'mpol', 0x3d, {'bind', '', @void}}}], [{@uid_lt={'uid<', r2}}, {@subj_role={'subj_role', 0x3d, '/dev/sequencer\x00'}}, {@permit_directio='permit_directio'}, {@uid_lt={'uid<'}}, {@dont_hash='dont_hash'}, {@smackfsfloor={'smackfsfloor', 0x3d, '%'}}]}) pipe(&(0x7f0000000a00)) ioctl$SNDCTL_SEQ_TESTMIDI(r0, 0x40045108, &(0x7f00000000c0)=0x9) r4 = syz_mount_image$omfs(&(0x7f0000000a40)='omfs\x00', &(0x7f0000000d80)='./file0\x00', 0x1f, 0x0, &(0x7f0000000d00), 0x80, &(0x7f0000000e80)={[{'huge=never'}, {'\x14\x97\xc3\x8f/'}, {'smackfsfloor'}, {'subj_role'}, {'bind'}, {'smackfsfloor'}], [{@fsname={'fsname', 0x3d, 'tmpfs\x00Y\xef\'n;\xf8\xf36\xa7\xf6\x95d\xd9\xde\xc5C5\xd6\x85\x9e\x902\xbd\x9a\xf0\x19\a\xbbp\xea]\x99v\x00\xf6w\xc2G>\xaa2\x9e\\[\xef\xb3b\x1fN[\x1a\xd2\x9d\x1e\x1e\x1a\xb4\x00\xe3[\xedl\x03\xe4\xe3z\x89\x02k\x81\x1f\x1f\x7f\xaa6J (\xd5\xce{\xa7\x88\xe0&\xb5\x91\x15\xa1~\xf9\xb7\x94vjZ\x9f\x1d\xed{:\xab\x03\xabc t\"\r\x92\xff\x91\xaf\xffV8i#\x10\xa3\x99\xcc\xfd\xe0\x86\x05\xa4\x9d\x11\x95+\xa4\x9c\x03\x02\xf19\xd0\xd0\x1b\xcf\xe0\xd60\x1b\x9d-\r\x1e=:&\xc87o\xdf\xce\xae\x03 K\xb6e\xc7k\xab\a\xc1-\xda\x06\xcf\xffh\x0ft\xf8\xc4(jT\xad\xc5\x90\xf1\x17\x1f\xab\x87(}\xac|)\xc5\xb5\xd9\xdf\xaf\"\x83\x17\x01\xc2~s\x85Q\bp\xa1\xb6\xd6\x1aI\xc7.2\x9b\x83\x1e\x99\x89\x80\xb5\xdc\xf2\xd5\xbd0\xef\xc0\xb71m\xdc\x95\xe6[\xc4\xdeD\xccfvA\x03\x89\xbd\x190\xf4\x12\xdd<\xd2\x14\x9c\x19\xff\xb7)>\x80\xb4\xb5\xbd\xb62\xd3J\xd3\x99<\x8e\xcb|4uCxq\xc6\x1ajdfw\x86\xb7\xd4\x102\xa6\xf2\xc1\xa6*dU\xcaGG\x9e*\xfc\xe7F\xb1\xc6\xa9\xc8\x87\xb3\xcfa\x16\x19\xeaEf.w\xbfH\xf1\xaa\xa6y\xcf\xc08\x02\x0f;[2H\x1a\t%\xa9\x99<\xfd\xba=\x10\x0e\t\xea\x14\xcd\xbc\x88\xbd\x8b\x9f\x92M\xdd\x9e28GF\x96\b\xdezVu\xdd\xc5*<\x051@\x01\x1f\xf7\xa48\x83\f\f\xf6\xd8Ig\xa5\xef;X\x10\xdd\x9f\x97e\xa3\x18\x9c;\x9d\xc1\x9ek\xc6\xd1\xa3\xde\xc0K\xf7\xcf\xad\xb4o\x99'}}]}) vmsplice(r4, &(0x7f0000000e00), 0x0, 0x2) 16:41:51 executing program 2 (fault-call:4 fault-nth:21): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:51 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0xff, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:51 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, 0x0) 16:41:51 executing program 5 (fault-call:4 fault-nth:28): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:51 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special, 0x0, 0x0, 0xff}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:41:51 executing program 3: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x11, 0x8, &(0x7f00000003c0)=ANY=[@ANYBLOB="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&(0x7f0000000100)='GPL\x00'}, 0x48) perf_event_open(&(0x7f0000000340)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$tipc(0xffffffffffffffff, 0x0, 0x0) open(0x0, 0x0, 0x0) r1 = openat$adsp1(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/adsp1\x00', 0x0, 0x0) ioctl$SNDCTL_DSP_SETFRAGMENT(r1, 0xc004500a, &(0x7f0000000100)) ioctl$SNDCTL_DSP_CHANNELS(r1, 0xc0045006, &(0x7f0000000000)=0x40) ioctl$SNDCTL_DSP_SPEED(r1, 0xc0045002, &(0x7f0000000080)=0x1000) readv(r1, &(0x7f0000000140)=[{&(0x7f00000005c0)=""/4096, 0x1000}], 0x1) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000040)='sys_exit\x00', r0}, 0x10) preadv(0xffffffffffffffff, &(0x7f0000000200)=[{&(0x7f0000000300)=""/234, 0xea}], 0x1, 0x0, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) 16:41:51 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1141.012127][T10939] FAULT_INJECTION: forcing a failure. [ 1141.012127][T10939] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1141.078564][T10950] FAULT_INJECTION: forcing a failure. [ 1141.078564][T10950] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1141.079154][T10939] CPU: 0 PID: 10939 Comm: syz-executor.2 Not tainted 5.12.0-rc4-syzkaller #0 [ 1141.100352][T10939] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1141.110406][T10939] Call Trace: [ 1141.113674][T10939] dump_stack+0x137/0x19d [ 1141.118086][T10939] should_fail+0x23c/0x250 [ 1141.122502][T10939] should_fail_usercopy+0x16/0x20 [ 1141.127592][T10939] _copy_from_user+0x1c/0xd0 [ 1141.132178][T10939] snd_seq_oss_write+0x36f/0x550 [ 1141.137104][T10939] ? odev_read+0x60/0x60 [ 1141.141400][T10939] odev_write+0x45/0x60 [ 1141.145539][T10939] vfs_write+0x223/0x7e0 [ 1141.149832][T10939] ? __fget_light+0x219/0x260 [ 1141.154492][T10939] ksys_write+0xce/0x180 [ 1141.158717][T10939] __x64_sys_write+0x3e/0x50 [ 1141.163323][T10939] do_syscall_64+0x39/0x80 [ 1141.167805][T10939] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1141.173683][T10939] RIP: 0033:0x466459 [ 1141.177577][T10939] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1141.197211][T10939] RSP: 002b:00007fcb2a5c2188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1141.205601][T10939] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1141.213643][T10939] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 16:41:52 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, 0x0) 16:41:52 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) [ 1141.221593][T10939] RBP: 00007fcb2a5c21d0 R08: 0000000000000000 R09: 0000000000000000 [ 1141.229544][T10939] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1141.237494][T10939] R13: 00007ffe8b19dc3f R14: 00007fcb2a5c2300 R15: 0000000000022000 [ 1141.245589][T10950] CPU: 1 PID: 10950 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1141.254540][T10950] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1141.264702][T10950] Call Trace: [ 1141.267974][T10950] dump_stack+0x137/0x19d [ 1141.272319][T10950] should_fail+0x23c/0x250 [ 1141.276724][T10950] should_fail_usercopy+0x16/0x20 [ 1141.281740][T10950] _copy_from_user+0x1c/0xd0 [ 1141.286356][T10950] snd_seq_oss_write+0x36f/0x550 [ 1141.291343][T10950] ? odev_read+0x60/0x60 [ 1141.295583][T10950] odev_write+0x45/0x60 [ 1141.299733][T10950] vfs_write+0x223/0x7e0 [ 1141.303981][T10950] ? __fget_light+0x219/0x260 [ 1141.308728][T10950] ksys_write+0xce/0x180 [ 1141.312974][T10950] __x64_sys_write+0x3e/0x50 [ 1141.317569][T10950] do_syscall_64+0x39/0x80 [ 1141.321973][T10950] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1141.327877][T10950] RIP: 0033:0x466459 [ 1141.331763][T10950] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1141.351366][T10950] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1141.359896][T10950] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1141.367890][T10950] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1141.375861][T10950] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1141.383845][T10950] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1141.391863][T10950] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:41:52 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x2, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:52 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, 0x0) 16:41:52 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x2, "03ca93b405e1"}, @echo, @l], 0x1c) 16:41:52 executing program 2 (fault-call:4 fault-nth:22): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:52 executing program 5 (fault-call:4 fault-nth:29): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:52 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x3, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1141.584466][T10973] FAULT_INJECTION: forcing a failure. [ 1141.584466][T10973] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1141.600953][T10975] FAULT_INJECTION: forcing a failure. [ 1141.600953][T10975] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1141.608355][T10973] CPU: 0 PID: 10973 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1141.622735][T10973] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1141.632850][T10973] Call Trace: [ 1141.636126][T10973] dump_stack+0x137/0x19d [ 1141.640470][T10973] should_fail+0x23c/0x250 [ 1141.644905][T10973] should_fail_usercopy+0x16/0x20 [ 1141.649929][T10973] _copy_from_user+0x1c/0xd0 [ 1141.654510][T10973] snd_seq_oss_write+0x36f/0x550 [ 1141.659449][T10973] ? odev_read+0x60/0x60 [ 1141.663688][T10973] odev_write+0x45/0x60 [ 1141.667836][T10973] vfs_write+0x223/0x7e0 [ 1141.672073][T10973] ? __fget_light+0x219/0x260 [ 1141.676747][T10973] ksys_write+0xce/0x180 [ 1141.681003][T10973] __x64_sys_write+0x3e/0x50 [ 1141.685618][T10973] do_syscall_64+0x39/0x80 [ 1141.690027][T10973] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1141.695923][T10973] RIP: 0033:0x466459 [ 1141.699806][T10973] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1141.719440][T10973] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 16:41:52 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, 0x0, &(0x7f0000001c40)) [ 1141.727851][T10973] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1141.735906][T10973] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1141.743985][T10973] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1141.751944][T10973] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1141.759904][T10973] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 [ 1141.768682][T10975] CPU: 1 PID: 10975 Comm: syz-executor.2 Not tainted 5.12.0-rc4-syzkaller #0 [ 1141.778650][T10975] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1141.788772][T10975] Call Trace: [ 1141.792073][T10975] dump_stack+0x137/0x19d [ 1141.796462][T10975] should_fail+0x23c/0x250 [ 1141.800877][T10975] should_fail_usercopy+0x16/0x20 [ 1141.805898][T10975] _copy_from_user+0x1c/0xd0 [ 1141.810491][T10975] snd_seq_oss_write+0x36f/0x550 [ 1141.815428][T10975] ? odev_read+0x60/0x60 [ 1141.819813][T10975] odev_write+0x45/0x60 [ 1141.823960][T10975] vfs_write+0x223/0x7e0 [ 1141.828201][T10975] ? __fget_light+0x219/0x260 [ 1141.832879][T10975] ksys_write+0xce/0x180 [ 1141.837193][T10975] __x64_sys_write+0x3e/0x50 [ 1141.841785][T10975] do_syscall_64+0x39/0x80 [ 1141.846196][T10975] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1141.852092][T10975] RIP: 0033:0x466459 [ 1141.855979][T10975] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1141.875587][T10975] RSP: 002b:00007fcb2a5c2188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 16:41:52 executing program 5 (fault-call:4 fault-nth:30): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) [ 1141.883995][T10975] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1141.891999][T10975] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1141.900022][T10975] RBP: 00007fcb2a5c21d0 R08: 0000000000000000 R09: 0000000000000000 [ 1141.907999][T10975] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1141.916009][T10975] R13: 00007ffe8b19dc3f R14: 00007fcb2a5c2300 R15: 0000000000022000 [ 1141.965245][T10990] FAULT_INJECTION: forcing a failure. [ 1141.965245][T10990] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1141.979873][T10990] CPU: 0 PID: 10990 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1141.988645][T10990] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1141.998693][T10990] Call Trace: [ 1142.001961][T10990] dump_stack+0x137/0x19d [ 1142.006285][T10990] should_fail+0x23c/0x250 [ 1142.010690][T10990] should_fail_usercopy+0x16/0x20 [ 1142.015703][T10990] _copy_from_user+0x1c/0xd0 [ 1142.020280][T10990] snd_seq_oss_write+0x36f/0x550 [ 1142.025286][T10990] ? odev_read+0x60/0x60 [ 1142.029518][T10990] odev_write+0x45/0x60 [ 1142.033663][T10990] vfs_write+0x223/0x7e0 [ 1142.037898][T10990] ? __fget_light+0x219/0x260 [ 1142.042572][T10990] ksys_write+0xce/0x180 [ 1142.046848][T10990] __x64_sys_write+0x3e/0x50 [ 1142.051487][T10990] do_syscall_64+0x39/0x80 [ 1142.055897][T10990] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1142.061832][T10990] RIP: 0033:0x466459 [ 1142.065713][T10990] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1142.085329][T10990] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1142.093731][T10990] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1142.101696][T10990] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1142.109736][T10990] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1142.117702][T10990] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1142.125663][T10990] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:41:52 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x4, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:52 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x3, "03ca93b405e1"}, @echo, @l], 0x1c) 16:41:52 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, 0x0, &(0x7f0000001c40)) 16:41:52 executing program 2 (fault-call:4 fault-nth:23): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:52 executing program 3: ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(0xffffffffffffffff, 0x8933, &(0x7f0000000280)={'batadv0\x00', 0x0}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) bpf$PROG_LOAD(0x5, &(0x7f0000001880)={0x1c, 0x2, &(0x7f0000000180)=@raw=[@generic={0x80, 0x8, 0x9, 0x6, 0xfffffff9}, @call={0x85, 0x0, 0x0, 0x5d}], &(0x7f0000000200)='GPL\x00', 0x7, 0x20, &(0x7f0000000240)=""/32, 0x41100, 0xb, [], r0, 0x18, 0xffffffffffffffff, 0x8, &(0x7f00000002c0)={0x1, 0x2}, 0x8, 0x10, &(0x7f0000001840)={0x0, 0x8, 0x3, 0x7}, 0x10, 0x0, r1}, 0x78) r2 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r2, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r2, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) r3 = openat$null(0xffffffffffffff9c, &(0x7f0000000080)='/dev/null\x00', 0x660801, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r3, 0x89e2, &(0x7f0000000100)={r2}) sendmsg$nl_route(r2, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) write$sequencer(r2, &(0x7f00000000c0)=[@s={0x5, @SEQ_MIDIPUTC=0xb1, 0x1a, 0x7f}], 0x4) 16:41:52 executing program 5 (fault-call:4 fault-nth:31): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:53 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x5, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:53 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x4, "03ca93b405e1"}, @echo, @l], 0x1c) [ 1142.253040][T11006] FAULT_INJECTION: forcing a failure. [ 1142.253040][T11006] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1142.300279][T11009] FAULT_INJECTION: forcing a failure. [ 1142.300279][T11009] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1142.313916][T11006] CPU: 1 PID: 11006 Comm: syz-executor.2 Not tainted 5.12.0-rc4-syzkaller #0 [ 1142.322680][T11006] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1142.332731][T11006] Call Trace: [ 1142.336009][T11006] dump_stack+0x137/0x19d [ 1142.340396][T11006] should_fail+0x23c/0x250 [ 1142.344810][T11006] should_fail_usercopy+0x16/0x20 16:41:53 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x5, "03ca93b405e1"}, @echo, @l], 0x1c) [ 1142.349824][T11006] _copy_from_user+0x1c/0xd0 [ 1142.354412][T11006] snd_seq_oss_write+0x36f/0x550 [ 1142.359349][T11006] ? odev_read+0x60/0x60 [ 1142.363648][T11006] odev_write+0x45/0x60 [ 1142.367795][T11006] vfs_write+0x223/0x7e0 [ 1142.372046][T11006] ? __fget_light+0x219/0x260 [ 1142.376868][T11006] ksys_write+0xce/0x180 [ 1142.381189][T11006] __x64_sys_write+0x3e/0x50 [ 1142.385772][T11006] do_syscall_64+0x39/0x80 [ 1142.390187][T11006] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1142.396161][T11006] RIP: 0033:0x466459 [ 1142.400048][T11006] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1142.419652][T11006] RSP: 002b:00007fcb2a5c2188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1142.428061][T11006] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1142.436033][T11006] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 16:41:53 executing program 1: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x11, 0x8, &(0x7f00000003c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00'}, 0x48) perf_event_open(&(0x7f0000000340)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$tipc(0xffffffffffffffff, 0x0, 0x0) open(0x0, 0x0, 0x0) r1 = openat$adsp1(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/adsp1\x00', 0x0, 0x0) ioctl$SNDCTL_DSP_SETFRAGMENT(r1, 0xc004500a, &(0x7f0000000100)) ioctl$SNDCTL_DSP_CHANNELS(r1, 0xc0045006, &(0x7f0000000000)=0x40) ioctl$SNDCTL_DSP_SPEED(r1, 0xc0045002, &(0x7f0000000080)=0x1000) readv(r1, &(0x7f0000000140)=[{&(0x7f00000005c0)=""/4096, 0x1000}], 0x1) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000040)='sys_exit\x00', r0}, 0x10) preadv(0xffffffffffffffff, &(0x7f0000000200)=[{&(0x7f0000000300)=""/234, 0xea}], 0x1, 0x0, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) [ 1142.444009][T11006] RBP: 00007fcb2a5c21d0 R08: 0000000000000000 R09: 0000000000000000 [ 1142.451977][T11006] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1142.459945][T11006] R13: 00007ffe8b19dc3f R14: 00007fcb2a5c2300 R15: 0000000000022000 [ 1142.513688][T11009] CPU: 0 PID: 11009 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1142.522477][T11009] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1142.532529][T11009] Call Trace: [ 1142.535799][T11009] dump_stack+0x137/0x19d [ 1142.540135][T11009] should_fail+0x23c/0x250 [ 1142.544554][T11009] should_fail_usercopy+0x16/0x20 [ 1142.549618][T11009] _copy_from_user+0x1c/0xd0 [ 1142.554263][T11009] snd_seq_oss_write+0x36f/0x550 [ 1142.559219][T11009] ? odev_read+0x60/0x60 [ 1142.563531][T11009] odev_write+0x45/0x60 [ 1142.567747][T11009] vfs_write+0x223/0x7e0 [ 1142.572041][T11009] ? __fget_light+0x219/0x260 [ 1142.576710][T11009] ksys_write+0xce/0x180 [ 1142.580973][T11009] __x64_sys_write+0x3e/0x50 [ 1142.585628][T11009] do_syscall_64+0x39/0x80 [ 1142.590026][T11009] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1142.595902][T11009] RIP: 0033:0x466459 [ 1142.599773][T11009] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1142.619438][T11009] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1142.627839][T11009] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1142.635789][T11009] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1142.643783][T11009] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1142.651734][T11009] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:41:53 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x8, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:53 executing program 2 (fault-call:4 fault-nth:24): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:53 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) r2 = socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$batadv(&(0x7f0000000400)='batadv\x00', 0xffffffffffffffff) r4 = socket$inet(0x2, 0x2, 0x0) getsockopt$inet_pktinfo(r4, 0x0, 0x8, &(0x7f0000000040)={0x0, @local, @local}, &(0x7f0000000280)) sendmsg$BATADV_CMD_GET_GATEWAYS(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000500)={&(0x7f0000000100)={0x1c, r3, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r5}]}, 0x1c}}, 0x0) sendmsg$nl_route(r1, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000040)={&(0x7f0000000140)=@ipv6_getnetconf={0x44, 0x52, 0x4, 0x70bd27, 0x25dfdbff, {}, [@NETCONFA_RP_FILTER={0x8, 0x3, 0x3be8}, @NETCONFA_PROXY_NEIGH={0x8, 0x5, 0x6}, @NETCONFA_IFINDEX={0x8, 0x1, r5}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x6c128b4e}, @NETCONFA_FORWARDING={0x8, 0x2, 0x1}, @NETCONFA_IFINDEX={0x8}]}, 0x44}, 0x1, 0x0, 0x0, 0x80}, 0x4004804) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe, 0xfe}], 0x8) [ 1142.659681][T11009] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 [ 1142.680833][T11031] FAULT_INJECTION: forcing a failure. [ 1142.680833][T11031] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1142.712144][T11031] CPU: 1 PID: 11031 Comm: syz-executor.2 Not tainted 5.12.0-rc4-syzkaller #0 [ 1142.720933][T11031] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1142.730982][T11031] Call Trace: [ 1142.734257][T11031] dump_stack+0x137/0x19d [ 1142.738640][T11031] should_fail+0x23c/0x250 [ 1142.743070][T11031] should_fail_usercopy+0x16/0x20 [ 1142.748086][T11031] _copy_from_user+0x1c/0xd0 [ 1142.752686][T11031] snd_seq_oss_write+0x36f/0x550 [ 1142.757614][T11031] ? odev_read+0x60/0x60 [ 1142.761837][T11031] odev_write+0x45/0x60 [ 1142.765975][T11031] vfs_write+0x223/0x7e0 [ 1142.770224][T11031] ? __fget_light+0x219/0x260 [ 1142.774898][T11031] ksys_write+0xce/0x180 [ 1142.779140][T11031] __x64_sys_write+0x3e/0x50 [ 1142.783781][T11031] do_syscall_64+0x39/0x80 [ 1142.788177][T11031] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1142.794064][T11031] RIP: 0033:0x466459 [ 1142.797937][T11031] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1142.817522][T11031] RSP: 002b:00007fcb2a5c2188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1142.825915][T11031] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1142.833865][T11031] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1142.841815][T11031] RBP: 00007fcb2a5c21d0 R08: 0000000000000000 R09: 0000000000000000 [ 1142.849764][T11031] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:41:53 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x8, "03ca93b405e1"}, @echo, @l], 0x1c) 16:41:53 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0xbf, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:53 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x10000, 0x0) write$sequencer(r0, &(0x7f0000000400)=ANY=[@ANYBLOB="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"], 0x8) 16:41:53 executing program 5 (fault-call:4 fault-nth:32): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) [ 1142.857714][T11031] R13: 00007ffe8b19dc3f R14: 00007fcb2a5c2300 R15: 0000000000022000 16:41:53 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0xff, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:53 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0xff, "03ca93b405e1"}, @echo, @l], 0x1c) [ 1142.962707][T11045] FAULT_INJECTION: forcing a failure. [ 1142.962707][T11045] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1142.997422][T11045] CPU: 1 PID: 11045 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 16:41:53 executing program 3: setsockopt$IP6T_SO_SET_REPLACE(0xffffffffffffffff, 0x29, 0x40, &(0x7f0000000140)=@filter={'filter\x00', 0xe, 0x4, 0x3a0, 0xffffffff, 0x108, 0x200, 0x200, 0xffffffff, 0xffffffff, 0x2d0, 0x2d0, 0x2d0, 0xffffffff, 0x4, &(0x7f0000000000), {[{{@uncond, 0x0, 0xd8, 0x108, 0x0, {}, [@common=@frag={{0x30, 'frag\x00'}, {[], 0x7, 0x3, 0x1}}]}, @common=@inet=@SET2={0x30, 'SET\x00', 0x2, {{0xffffffffffffffff, 0x6, 0x6}, {0x2, 0x6, 0x7}, 0x9, 0xa22}}}, {{@uncond, 0x0, 0xd0, 0xf8, 0x0, {}, [@common=@ipv6header={{0x28, 'ipv6header\x00'}, {0x83, 0x40, 0x6}}]}, @REJECT={0x28, 'REJECT\x00', 0x0, {0x2}}}, {{@uncond, 0x0, 0xa8, 0xd0}, @common=@unspec=@AUDIT={0x28, 'AUDIT\x00'}}], {{[], 0x0, 0xa8, 0xd0}, {0x28}}}}, 0x400) r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe, 0x0, 0xfd}], 0x8) getpeername$packet(0xffffffffffffffff, &(0x7f0000000600)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000640)=0x14) [ 1143.006198][T11045] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1143.016272][T11045] Call Trace: [ 1143.019551][T11045] dump_stack+0x137/0x19d [ 1143.023879][T11045] should_fail+0x23c/0x250 [ 1143.028295][T11045] should_fail_usercopy+0x16/0x20 [ 1143.033321][T11045] _copy_from_user+0x1c/0xd0 [ 1143.037916][T11045] snd_seq_oss_write+0x36f/0x550 [ 1143.042849][T11045] ? odev_read+0x60/0x60 [ 1143.047087][T11045] odev_write+0x45/0x60 [ 1143.051273][T11045] vfs_write+0x223/0x7e0 [ 1143.055508][T11045] ? __fget_light+0x219/0x260 [ 1143.060174][T11045] ksys_write+0xce/0x180 [ 1143.064491][T11045] __x64_sys_write+0x3e/0x50 [ 1143.069115][T11045] do_syscall_64+0x39/0x80 [ 1143.073522][T11045] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1143.079418][T11045] RIP: 0033:0x466459 [ 1143.083293][T11045] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1143.102987][T11045] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 16:41:53 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1143.111401][T11045] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1143.119374][T11045] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1143.127432][T11045] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1143.135401][T11045] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1143.143360][T11045] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:41:54 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:41:54 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) ioctl$SNDCTL_SEQ_OUTOFBAND(r0, 0x40085112, &(0x7f0000000000)=@echo=0x1) 16:41:54 executing program 5 (fault-call:4 fault-nth:33): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:54 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:41:54 executing program 2 (fault-call:4 fault-nth:25): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:54 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x2, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:54 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x3, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1143.404019][T11076] FAULT_INJECTION: forcing a failure. [ 1143.404019][T11076] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1143.408513][T11072] FAULT_INJECTION: forcing a failure. [ 1143.408513][T11072] name fail_usercopy, interval 1, probability 0, space 0, times 0 16:41:54 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) sendmsg$IPVS_CMD_DEL_DAEMON(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000180)={&(0x7f0000000200)={0xac, 0x0, 0x300, 0x70bd29, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_SERVICE={0x44, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x4, 0x8}}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x12}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x800}, @IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e21}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv4=@loopback}, @IPVS_SVC_ATTR_AF={0x6, 0x1, 0xa}]}, @IPVS_CMD_ATTR_DEST={0x54, 0x2, 0x0, 0x1, [@IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv4=@initdev={0xac, 0x1e, 0x0, 0x0}}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0xfffffdd4}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x6, 0xb, 0xa}, @IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0x7}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x6b1c}, @IPVS_DEST_ATTR_PORT={0x6, 0x2, 0x4e23}, @IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv4=@remote}]}]}, 0xac}, 0x1, 0x0, 0x0, 0x8000}, 0x20000000) ioctl$EXT4_IOC_ALLOC_DA_BLKS(r0, 0x660c) [ 1143.467990][T11076] CPU: 1 PID: 11076 Comm: syz-executor.2 Not tainted 5.12.0-rc4-syzkaller #0 [ 1143.476778][T11076] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1143.486864][T11076] Call Trace: [ 1143.490145][T11076] dump_stack+0x137/0x19d [ 1143.494515][T11076] should_fail+0x23c/0x250 [ 1143.498927][T11076] should_fail_usercopy+0x16/0x20 [ 1143.503942][T11076] _copy_from_user+0x1c/0xd0 [ 1143.508561][T11076] snd_seq_oss_write+0x242/0x550 [ 1143.513556][T11076] ? odev_read+0x60/0x60 [ 1143.517866][T11076] odev_write+0x45/0x60 [ 1143.522095][T11076] vfs_write+0x223/0x7e0 [ 1143.526345][T11076] ? kcsan_setup_watchpoint+0x26e/0x470 [ 1143.531969][T11076] ksys_write+0xce/0x180 [ 1143.536214][T11076] __x64_sys_write+0x3e/0x50 [ 1143.540864][T11076] do_syscall_64+0x39/0x80 [ 1143.545282][T11076] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1143.551196][T11076] RIP: 0033:0x466459 16:41:54 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) r1 = syz_mount_image$romfs(&(0x7f00000002c0)='romfs\x00', &(0x7f0000001c80)='./file0\x00', 0x145, 0x5, &(0x7f0000001fc0)=[{&(0x7f0000001cc0)="f3f4d39b39a252ca016ecbba098cedcf38fbb19dbee954c983c3cd645a2839c38a2a5767bae532dc84c595541bad54611a97d418dc1ee5c9cb92ef07915bc87d6b22c75b5b73e1d34df97b7cd0dac5d991bbb9b7aacae50683bd8f3e3f1612c41d9d26dc37d072d2b2e461f34db5d85478b20ad37adc1d0e773b26a8f5681075a25001f0c9fbdbf8243a0f57a279af467392bbf0072d9485e00e5fb5ddab50bc2152204c7d241678486bb8f2a3beab7a3cb14d430a00a8c4ec225bc7993ff4961b2f895b557d5e32", 0xc8, 0x8}, {&(0x7f0000001dc0)="636f0ebde2bd2888907e265182e82ed9c2f42f5dc0394c7a62489b2be88d05578761567158c3364c9dd6a3e7568c35a5207411b7f49b840da7f9722f12ed763178a805e46d693383c7447fcc482cc1d238d1aefff5", 0x55, 0x6c28}, {&(0x7f0000001e40)="92e6b39306a967fddd001f7c01ef4542b5ae50793a2e478b48845f91f4a8cbc59438bb6e7824b93d3e9d8820cdc3278b", 0x30, 0x3}, {&(0x7f0000001e80)="bbf7079f657872475d0a3840691e4a83bbc9fbfa3231bad90d46e7a320a364128dc35c9ee3a2", 0x26, 0x3}, {&(0x7f0000001ec0)="8e57f5663a57edaf5ef344cab23b6b048f481441e7e08decc63589736826584deab8e051dd9c534b9fc02227168fdb61359d068089b55f058f499eeca69240affddfc32f2d47bd0586985ded17be6527c5021f9f824488fca588a21f2ec00e2338e7357d8406f137373ed0edec231a42c7678a50d0cf71f82c65dcc84808b75cb1d1a8aed42f6ef53c692523a12ccf8d6aaaee8648ba6afd9bb3ee59a8d312ca82cc89b878115cc6cc823a0d1097ae3bae3a6550361dbf186055ad7fb5b1f1f463fe33b53f4e5505fd1eaa93b8880b56a71a77843fad68422a59b0f6c4", 0xdd, 0xb4d9}], 0x820, &(0x7f0000002040)={[{'@#@.@:+-\x80\xcb#}).\xf4'}, {'!$'}, {'{}:,!\x9f\''}, {'&'}, {'audit'}, {'uid'}, {'obj_user'}], [{@smackfstransmute={'smackfstransmute', 0x3d, '(]'}}, {@fowner_eq={'fowner', 0x3d, 0xee00}}, {@subj_role={'subj_role', 0x3d, '--$'}}, {@mask={'mask', 0x3d, 'MAY_READ'}}, {@smackfstransmute={'smackfstransmute', 0x3d, '},\xc2'}}, {@fowner_lt={'fowner<', 0xee01}}]}) r2 = openat(r1, &(0x7f0000000000)='./file0\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) r3 = syz_mount_image$pvfs2(&(0x7f00000000c0)='pvfs2\x00', &(0x7f0000000180)='./file0\x00', 0x2, 0x5, &(0x7f0000001b00)=[{&(0x7f0000000200)="4c14fb362568402bbf1fbb8994ebb18a75842b369be1155088c681810cefea0c464c7bf3d40ca589ee4dc56de313ee027de3b0bff9c85367e636cbfcbe2ce8920149008f5eb7d37773b92328fce60c8a7a1163c1508a3f2b8f64b73b8ee2e121588b3593fa251dfcd16d8ff443fa8407ac3db4a3a797645ace463bc80ee550b9c23093df1d8963bc1b27a35bcdbbe13a2f4c4607db76ad5cd7ec8699e2e205d4550953b3443ae61029a2735e1feede", 0xaf, 0x65fe}, {&(0x7f0000001840)="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", 0xfe, 0x3}, {&(0x7f0000001940)="69349161b092185485bca53c05066f851d3ce86ecf0ad60f46f534caf5c313f75a353512358e70f69f06cc4987588a736bfbe85d171be4cfd060f9ed2474226914abaa07564a0130fc22328949f07c1762144908b15537541db28a1eaa98fdd39d292c44fbe546898ba21909838025", 0x6f, 0x7bd}, {&(0x7f00000019c0)="08bb35a24b0b2c615e5c6b5e6e005c5ac27f1dc8a470cab5fea55a9120b859766d903c1b18e1ec6ba897935150623a9ebab1f79a49a18cbd284148090776df12ef99cdfae174797e5d7d72b7464b02750344fa7ba98f500f957d07ab0858222969af41ac18ab239bb76c9b2a94614d35e265156b6c62bb94fe04a13969cbbb4f4bb0c95dc95dc93b26524756b14632112653b27bf112011ca7e8340847", 0x9d, 0x2e77}, {&(0x7f0000001a80)="4ed0c78b586e922a6e999097b1a54d27a77c3cedab3bcdcd8c8d662b6a5e5fc8744e9ca25102f5f872d3580d13535bacdd667fabc8176936fbca6b622dc6240adfe6ce7e696b14", 0x47, 0x2}], 0x808000, &(0x7f0000001b80)={[{'$'}, {'},\xc2'}, {'&'}, {'/dev/sequencer\x00'}, {'/dev/sequencer\x00'}, {'/dev/sequencer\x00'}, {']-'}, {'+-'}, {'V'}, {'\x9a$.'}], [{@obj_user={'obj_user', 0x3d, '\x88\\'}}, {@dont_appraise='dont_appraise'}, {@appraise='appraise'}, {@dont_hash='dont_hash'}, {@uid_eq={'uid', 0x3d, 0xee00}}, {@fowner_lt={'fowner<', 0xffffffffffffffff}}, {@fowner_gt={'fowner>', 0xee01}}, {@audit='audit'}]}) mmap(&(0x7f0000552000/0x4000)=nil, 0x4000, 0x2000004, 0x110, r3, 0x5b45a000) preadv(r2, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r2, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r2, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r2, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd26, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3f}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000800) ioctl$SNDCTL_SEQ_OUTOFBAND(r2, 0x40085112, &(0x7f0000000000)=@l={0x92, 0xb, 0x0, 0x1d, 0x6, 0xff, 0x7ff}) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) [ 1143.555079][T11076] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1143.574760][T11076] RSP: 002b:00007fcb2a5c2188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1143.583169][T11076] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1143.591139][T11076] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1143.599111][T11076] RBP: 00007fcb2a5c21d0 R08: 0000000000000000 R09: 0000000000000000 [ 1143.607126][T11076] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1143.615094][T11076] R13: 00007ffe8b19dc3f R14: 00007fcb2a5c2300 R15: 0000000000022000 [ 1143.623584][T11072] CPU: 0 PID: 11072 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1143.632797][T11072] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1143.642844][T11072] Call Trace: [ 1143.646201][T11072] dump_stack+0x137/0x19d [ 1143.650577][T11072] should_fail+0x23c/0x250 [ 1143.655000][T11072] should_fail_usercopy+0x16/0x20 [ 1143.660018][T11072] _copy_from_user+0x1c/0xd0 [ 1143.664609][T11072] snd_seq_oss_write+0x36f/0x550 [ 1143.669560][T11072] ? odev_read+0x60/0x60 [ 1143.671953][T11091] loop3: detected capacity change from 0 to 180 [ 1143.673793][T11072] odev_write+0x45/0x60 [ 1143.684158][T11072] vfs_write+0x223/0x7e0 [ 1143.688401][T11072] ? __fget_light+0x219/0x260 [ 1143.693083][T11072] ksys_write+0xce/0x180 [ 1143.697372][T11072] __x64_sys_write+0x3e/0x50 [ 1143.701977][T11072] do_syscall_64+0x39/0x80 [ 1143.706389][T11072] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1143.712297][T11072] RIP: 0033:0x466459 16:41:54 executing program 2 (fault-call:4 fault-nth:26): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:54 executing program 1: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:41:54 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x4, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1143.716179][T11072] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1143.735803][T11072] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1143.744251][T11072] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1143.752220][T11072] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1143.760200][T11072] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 16:41:54 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo=0x2, @l], 0x1c) [ 1143.760572][T11098] FAULT_INJECTION: forcing a failure. [ 1143.760572][T11098] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1143.768175][T11072] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1143.768188][T11072] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 [ 1143.806599][T11098] CPU: 0 PID: 11098 Comm: syz-executor.2 Not tainted 5.12.0-rc4-syzkaller #0 [ 1143.815387][T11098] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1143.825441][T11098] Call Trace: [ 1143.828738][T11098] dump_stack+0x137/0x19d [ 1143.833066][T11098] should_fail+0x23c/0x250 [ 1143.837480][T11098] should_fail_usercopy+0x16/0x20 [ 1143.842500][T11098] _copy_from_user+0x1c/0xd0 [ 1143.847089][T11098] snd_seq_oss_write+0x36f/0x550 [ 1143.852040][T11098] ? odev_read+0x60/0x60 [ 1143.856278][T11098] odev_write+0x45/0x60 [ 1143.860475][T11098] vfs_write+0x223/0x7e0 [ 1143.864717][T11098] ? __fget_light+0x219/0x260 [ 1143.869395][T11098] ksys_write+0xce/0x180 [ 1143.873640][T11098] __x64_sys_write+0x3e/0x50 [ 1143.878226][T11098] do_syscall_64+0x39/0x80 [ 1143.880030][T11099] loop3: detected capacity change from 0 to 101 [ 1143.882697][T11098] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1143.894822][T11098] RIP: 0033:0x466459 [ 1143.898708][T11098] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 16:41:54 executing program 1: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe, 0x0, 0x3}], 0x8) [ 1143.918315][T11098] RSP: 002b:00007fcb2a5c2188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1143.926726][T11098] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1143.934684][T11098] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1143.942647][T11098] RBP: 00007fcb2a5c21d0 R08: 0000000000000000 R09: 0000000000000000 [ 1143.950607][T11098] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1143.958564][T11098] R13: 00007ffe8b19dc3f R14: 00007fcb2a5c2300 R15: 0000000000022000 16:41:54 executing program 5 (fault-call:4 fault-nth:34): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:54 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo=0x3, @l], 0x1c) 16:41:54 executing program 2 (fault-call:4 fault-nth:27): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:54 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x5, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:54 executing program 1: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0x0, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) [ 1144.056397][T11119] FAULT_INJECTION: forcing a failure. [ 1144.056397][T11119] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1144.071230][T11119] CPU: 1 PID: 11119 Comm: syz-executor.2 Not tainted 5.12.0-rc4-syzkaller #0 [ 1144.080003][T11119] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1144.090204][T11119] Call Trace: [ 1144.093490][T11119] dump_stack+0x137/0x19d [ 1144.097915][T11119] should_fail+0x23c/0x250 [ 1144.102372][T11119] should_fail_usercopy+0x16/0x20 [ 1144.107397][T11119] _copy_from_user+0x1c/0xd0 [ 1144.111988][T11119] snd_seq_oss_write+0x36f/0x550 [ 1144.116935][T11119] ? odev_read+0x60/0x60 [ 1144.121224][T11119] odev_write+0x45/0x60 [ 1144.125426][T11119] vfs_write+0x223/0x7e0 [ 1144.129726][T11119] ? __fget_light+0x219/0x260 [ 1144.131450][T11125] FAULT_INJECTION: forcing a failure. [ 1144.131450][T11125] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1144.134440][T11119] ksys_write+0xce/0x180 [ 1144.151681][T11119] __x64_sys_write+0x3e/0x50 [ 1144.156281][T11119] do_syscall_64+0x39/0x80 [ 1144.160697][T11119] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1144.166600][T11119] RIP: 0033:0x466459 [ 1144.170478][T11119] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1144.190176][T11119] RSP: 002b:00007fcb2a5c2188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1144.198663][T11119] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1144.206656][T11119] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1144.214627][T11119] RBP: 00007fcb2a5c21d0 R08: 0000000000000000 R09: 0000000000000000 [ 1144.222586][T11119] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1144.230551][T11119] R13: 00007ffe8b19dc3f R14: 00007fcb2a5c2300 R15: 0000000000022000 16:41:55 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x8, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1144.253521][T11125] CPU: 1 PID: 11125 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1144.262366][T11125] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1144.272417][T11125] Call Trace: [ 1144.275691][T11125] dump_stack+0x137/0x19d [ 1144.280024][T11125] should_fail+0x23c/0x250 [ 1144.284484][T11125] should_fail_usercopy+0x16/0x20 [ 1144.289542][T11125] _copy_from_user+0x1c/0xd0 [ 1144.294122][T11125] snd_seq_oss_write+0x36f/0x550 [ 1144.299058][T11125] ? odev_read+0x60/0x60 [ 1144.303308][T11125] odev_write+0x45/0x60 [ 1144.307524][T11125] vfs_write+0x223/0x7e0 [ 1144.311762][T11125] ? __fget_light+0x219/0x260 [ 1144.316453][T11125] ksys_write+0xce/0x180 [ 1144.320692][T11125] __x64_sys_write+0x3e/0x50 [ 1144.325314][T11125] do_syscall_64+0x39/0x80 [ 1144.329721][T11125] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1144.335612][T11125] RIP: 0033:0x466459 [ 1144.339494][T11125] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1144.359248][T11125] RSP: 002b:00007fb9895ee188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1144.367650][T11125] RAX: ffffffffffffffda RBX: 000000000056c008 RCX: 0000000000466459 [ 1144.375612][T11125] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000003 [ 1144.383577][T11125] RBP: 00007fb9895ee1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1144.391553][T11125] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1144.399511][T11125] R13: 00007ffe82d4227f R14: 00007fb9895ee300 R15: 0000000000022000 [ 1144.593147][T11139] loop3: detected capacity change from 0 to 101 16:41:55 executing program 3: r0 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nvme-fabrics\x00', 0x10000, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$batadv(&(0x7f0000000400)='batadv\x00', 0xffffffffffffffff) r3 = socket$inet(0x2, 0x2, 0x0) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000040)={0x0, @local, @local}, &(0x7f0000000280)) sendmsg$BATADV_CMD_GET_GATEWAYS(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000500)={&(0x7f0000000100)={0x1c, r2, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r4}]}, 0x1c}}, 0x0) r5 = socket$l2tp(0x2, 0x2, 0x73) r6 = openat$cachefiles(0xffffffffffffff9c, &(0x7f0000001540)='/dev/cachefiles\x00', 0x40, 0x0) sendmmsg(r0, &(0x7f0000006b40)=[{{&(0x7f00000000c0)=@ll={0x11, 0x11, r4, 0x1, 0x0, 0x6, @broadcast}, 0x80, &(0x7f0000000040)=[{&(0x7f0000000140)="ec5b739b152e8b7db6c76e3d711abc2a3cb0b5919b16915379d8a41708e7e6068255a6c09f7e577700d5cbb81df3dd1377ef8f59a44cb74ea67865eecc332647f5c85a8d8c129a1db804b71326840180634dd2cd733bc62c181103a07d3d424b3463ac84a93a02ec8c9809d8cd2d8c1c31e5adf5359d4edc8399757411255861e08ba84da2cb46392fe778abcd44dd0365ad6fa7e094851efa751c8edff8951cd057f7d08a7b98d676347ff6ffa758a0756365d9b911ff13682bbe919e13d5213f52251b8b37edd858826d630c2c3fd3c16667d83a50cdeb3c9e33", 0xdb}], 0x1, &(0x7f0000000240)=[{0x58, 0x110, 0x7f, "e9f054887cad79382bffc61eea69b3ea191943f68ada84a982718a023bc64a691a681a96254577db0e75d8d9554ba385d3123d451354300c4dfb37ea35b2a626edae"}, {0x108, 0x112, 0x10001, "717104372bf62587318ed77538e37e846c40543c2b789988f3a80247c0a0b80ef9ae8ff44f06c9d56fa0212bf66cacfdde9154f6b972d5515ffb0419b387aad8059f8a0fb91db63bbd923a3e8525c56c669e1fd6902758287f9f57d028294258098821ebb271080420cbeb5684958de938079c0566e676902cddbacd1d0d1ae91158cc5efe29f8229473386133bb359892bf62d83f2f4dbd626d305ab623722f0346b9ca2bb5d13928e400b8e4a2e114aef3ca07958d130e26107289beaf6d290c1bcae9e9a45a0911e969ba9a9d419c9033d570990e1727ac7f08e5f4a4acac0388c121eadf807157a94896625fde951767d4ebaf693496"}, {0xa0, 0x88, 0x4, "202c4257842c5be0778e4f16a22ae85f75bd877d6819edf0f220bdb2591ae2a1f3b2cc525386e4664318754c1e6fd667eb000f0c3006852432bd4287c026d682a85ddea07858a605bba4970afeaaaed058a80396312e2a4decde8a3d746be5cb8deb0ab76f4df0d92de4e3c247fa5dc09c4870b3f26b51f2995f914ac2a5fa3ba71942a832abf4d86164081ffaa6821a"}, {0x98, 0x10b, 0xc, "98b832073473fd98912d480bbad325fc5ca1167cf2860f09b936e6978be04c6ac0db89cb82aa002ba9e4661de1fc045685e35e8c11c9904145cf6c76c222cc99b1aac84ec574836f30567ad29b931de27d042e71ecce4d29b341d8be8282e6304a1a334b3e17bd51b8a18ff870d05f1294b7de4b8075b4bf05fd6486e03dac3a7f55"}, {0x80, 0x117, 0x6, "617c22f879a483fc0a0d49f298ca61f2dc1bf1cb98c1f5a97a294522616012d31f69a87739664cc331c2b8b13aa663467ec9863c03701cb207839e281d63bc02c324c208c1e0ab3a08b863a33f62f6f320ed849bd140a9ecb5eb4e3a89610c731e90cc3e48a1364f32618c18fa91a6"}, {0xd8, 0x102, 0x119, "03bd427fee93c3eefe5651dec59b56c110cda0dce2fc6855652a3867a4f7170dda02d2ed0f76da53f9e325d0e89076bbd6c121ebff0a1e3f973c2beb10f38963da43a5d8f6dd013243692a2705a3d12c93c3aa2c51b68f11814be83b17841e63db26d8776625c744f90efe52d4a5d15fdeb101822f7fcc3ba1d2a935691a0fc816e7cd417bdaedd60f89ea7113c7cb39046ccb555621cea47d2d451df4ecc964ef74a9883f7bd060af28c995299279b9d6d24ce192b29f139bf66def74193ddd9587dbd5cddf"}, {0x68, 0x0, 0x80000000, "af2280d71c23a3829eedd40bb72924c93a0b963aa20aa7a895ecc4f87f400f863e3160178c641e24dfad10010570a097619d8920ea5da6d09eb52d80ea71f151a9210a2c072fd4cae43ce87c0aa4b1eafa84bf"}], 0x458}}, {{&(0x7f00000006c0)=@ll={0x11, 0x9, 0x0, 0x1, 0x78, 0x6, @random="3f1291c321af"}, 0x80, &(0x7f0000000840)=[{&(0x7f0000000740)="c5c1b16c", 0x4}, {&(0x7f0000000780)="3ab46c1bac13d67876b9644b9e9e259d35ff759f7e7d524e133128fd3d6e4b203e554972b1b9c4d1e6a3cec590a852ff4fb5c5fc93fe878505b0992ee472c5ab5fde358daaef0d148c979f5e4e5ef582f822b3d6075e72389ed3d3ee19146b1ea00b3caef62c6f6fc6eb94fa67e1527b4a1a49cf421d40a44757f2e677e2a4331f3a421c671882075f7e7bed494a24a158f4057ab52b457950c0", 0x9a}], 0x2, &(0x7f0000000880)=[{0x110, 0x102, 0x3, "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"}, {0xd0, 0x100, 0x0, "8198002c93f6349fe4d1ccc2828cc9e64c51aca130b19fc4385b79ebecea1dd1c9bba39fd132afbde30b4d2b102b0cc967225b97a9a1dd1694a50036916a7afca7a858b6e036d4afa223ab651e2ca18da0ab4e52f0d1cf044b438a22c1fe954b78edd09b2ceb284629595b05bed4a88409d86829528e1acfa5c7aeca3c3ff4f312e0441f1030c7993a06bd1e579e22e13c3a4fe78de4f34ee01b691e74151133a70afdea6ad49a6bdcb10c6b864e59898f8fa0047b55ceee3c1944c7ac"}, {0x68, 0x117, 0x80, 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{&(0x7f0000005380)="3c5400b5a6302bd0f26e5366d1d45b334edf7a8af92115ebd0f5f8c37977b90c3fcc0280f2197a23c11ba12a63fb4afa50168e9048178abbe5d3ccd793795d2caefcd9bc35b4afc61224261cfc7324151e5cbe7d92529f581f580ea08a694a5b0547093b5394215504b247a5c18ec517bb85c86aa8ba6373891d30683b1ba05936ce4e6de3bd592d0d8f29d9183c278a2932804cb2838d4487a0d001b5f65393eb493531f6ba51afe92888b0c1941f486b3ae50b9169fe4453a2f0cc00c034db4271b72088c9712572e9767c301f8dc7a384cd", 0xd3}, {&(0x7f0000005480)="dd13af4558d041a6cfb70d47758f525680", 0x11}, {&(0x7f00000054c0)="f5a277bd7d2f64da7ad00e8d2ae61a57495e19ca7c5349bbd8826d38cd2d8ee3aa7e555029b902577a80ee24c8e7d2d4aba22745ba826d60cfc3dc37eff48f5c4e7b2119ab006a5c3a2c0cc3d9bffb60488b52c003d31361e3c2c64a6d016358b1ee6dde3fd9ce5213d0d4849e4d0092100c0c7683faa42b7b57e2346ed89bbf781bd4c9399a151a10791f60a068f2852939d3b9dc4700558621674bea84c032494fc52c91915e520ab94c6eefca9ed531db29172af7ab40c7eeb1ab2e9ad045707b57374cfe", 0xc6}], 0x9, &(0x7f0000005680)=[{0x88, 0x112, 0x51a, "361a150610c587501efee9b45f5267d13a921f3cb7d8ac5d463021cdd5f69f7b7eae9c4fd0c03d0af25c418a9fb5504fdc17c9ad2f608ec049b858b3049596a19e1f14c027ffdad20a35c4eaf0b7613fc846e16b31bf209bbe8cf5bf8cf6affb08917b82a0186afe533e011149cfe4316f"}, {0x30, 0x10b, 0x7f, "20320154a2bd5ae779ba6df3e9b5b449c12a56057013ce2ec0d2"}], 0xb8}}, {{&(0x7f0000005740)=@nfc={0x27, 0x0, 0x1, 0x4}, 0x80, &(0x7f0000005980)=[{&(0x7f00000057c0)="d1d91eb57478f8203ece9383f1938ed67866189a03939984628393b08d351db32c5e8ee5ce38f107d0588c0addc822583f8d380e406efb3501eec4f22e4e4e2c49536abe594150034ef2dfe6fae4a1925246c0ef4490cd21eba70812ee7b449c0df7fe85bec17338106e4f6625d000ac9d9f88ff02fa1005baec6f0a390afc81c8adfefa4ed35d04c4aac25df780f3493c991249c068811078e8d2681a4723dd01dc842aa52a25442d74", 0xaa}, {&(0x7f0000005880)="aa2592a3b080666934a3e59285350825df1abe537fd5325a937d2b1a44ab0f42b81886f179e58aa96a01cf1d5a77e4ace1974f97dcce72cce8115fd4c53c48cf7fc5147311def38007fbee6128cbb9c59312ffb5d4a84ff6ddc9e8276667f621279bea1732a8e192ac68edb09b1c0ea40b3f8e40d5a044a6c76d597fc2cb1f024e38f0c78e4151ac19a6f36b28097a77bb08fb2691a009e3c40c493594ffd1ffa4d248d074cec1a08eaf289e0d6bfabbc41d3ba86c573a0ea531361371d142e6a7588b9d63", 0xc5}], 0x2, &(0x7f00000059c0)=[{0x78, 0x116, 0x1, "910bf0aa414b71e9daa48f1e4a345035f32c0975edacfa01f8d5091a3eb52eccf100f08a0df58b5076d1e515c0e79f9a95141cf18a3a6ab176622b5eaf601812f6cc36d0bc1e41e0002bc3a603de1c7e953c021c24021ad0871e768535aef80968"}, {0x1010, 0x1, 0xeef, "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"}, {0xf8, 0x1, 0xffffffff, "0c6c5604a321ce819a1b6e72c3b9e340bd39abd2c099182ca10abc5321dbfcb2120765a57fc2b44936cdb7c3481c246a4e647fb89717800e76a933a1d9cc11c7234919677ad57a252596a5b7e62cca30c0e4e175cd22bcbacc8b2a2e766a250debc7c5442d9d9f30e730d525d133080ebf95d7061fd5a4b84d62da400cb952ef30f7c6f2cca4b60c07032faf2c96d21061012d82d4a2b53c2d49ea42aeb0572340c2a39dfc88174e482e9af0e818696d47d4b7088c23a636947413dccbd9ac514814bb10a186deec8b6a369f2a563353489be1040376a4de39e274d01b5c71e1ce"}], 0x1180}}], 0xa, 0x4004044) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) 16:41:55 executing program 1 (fault-call:3 fault-nth:0): r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:41:55 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0xbf, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:55 executing program 2 (fault-call:4 fault-nth:28): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:55 executing program 5 (fault-call:4 fault-nth:35): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:55 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo=0x4, @l], 0x1c) [ 1144.687397][T11099] orangefs_mount: mount request failed with -4 [ 1144.687497][T11139] orangefs_mount: mount request failed with -4 16:41:55 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0xff, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:55 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo=0x5, @l], 0x1c) [ 1144.783151][T11157] FAULT_INJECTION: forcing a failure. [ 1144.783151][T11157] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1144.800260][T11152] FAULT_INJECTION: forcing a failure. [ 1144.800260][T11152] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1144.814303][T11156] FAULT_INJECTION: forcing a failure. [ 1144.814303][T11156] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1144.842045][T11157] CPU: 1 PID: 11157 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1144.850876][T11157] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1144.860982][T11157] Call Trace: [ 1144.864272][T11157] dump_stack+0x137/0x19d [ 1144.868611][T11157] should_fail+0x23c/0x250 [ 1144.873033][T11157] should_fail_usercopy+0x16/0x20 [ 1144.878053][T11157] _copy_from_user+0x1c/0xd0 [ 1144.882687][T11157] snd_seq_oss_write+0x36f/0x550 [ 1144.887677][T11157] ? odev_read+0x60/0x60 [ 1144.892267][T11157] odev_write+0x45/0x60 [ 1144.896425][T11157] vfs_write+0x223/0x7e0 [ 1144.900714][T11157] ? __fget_light+0x219/0x260 [ 1144.905482][T11157] ksys_write+0xce/0x180 [ 1144.909853][T11157] __x64_sys_write+0x3e/0x50 [ 1144.914524][T11157] do_syscall_64+0x39/0x80 [ 1144.919003][T11157] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1144.924916][T11157] RIP: 0033:0x466459 16:41:55 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_SET_LAPIC(r3, 0xc008ae88, &(0x7f0000001a40)={"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"}) write$sequencer(r0, &(0x7f0000000040)=ANY=[@ANYRESDEC=r3], 0x8) [ 1144.928796][T11157] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1144.948388][T11157] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1144.956790][T11157] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1144.964748][T11157] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1144.972726][T11157] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1144.980690][T11157] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1144.989081][T11157] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 [ 1144.997061][T11152] CPU: 0 PID: 11152 Comm: syz-executor.1 Not tainted 5.12.0-rc4-syzkaller #0 [ 1145.005876][T11152] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1145.015944][T11152] Call Trace: [ 1145.019244][T11152] dump_stack+0x137/0x19d [ 1145.023587][T11152] should_fail+0x23c/0x250 [ 1145.029302][T11152] should_fail_usercopy+0x16/0x20 [ 1145.034320][T11152] _copy_from_user+0x1c/0xd0 [ 1145.038985][T11152] sctp_getsockopt+0x198f/0x9380 [ 1145.043928][T11152] ? aa_label_sk_perm+0x1f9/0x280 [ 1145.048937][T11152] ? kstrtoull+0x30e/0x350 [ 1145.053337][T11152] ? kstrtouint_from_user+0x104/0x130 [ 1145.058832][T11152] ? __rcu_read_unlock+0x5c/0x250 [ 1145.063851][T11152] ? fsnotify_perm+0x59/0x2e0 [ 1145.068512][T11152] ? __fsnotify_parent+0x32f/0x430 [ 1145.073627][T11152] ? get_pid_task+0x90/0xc0 [ 1145.078176][T11152] ? aa_sk_perm+0x48b/0x520 [ 1145.082660][T11152] ? __rcu_read_unlock+0x5c/0x250 [ 1145.087669][T11152] sock_common_getsockopt+0x53/0x60 [ 1145.092926][T11152] ? sock_recv_errqueue+0x2f0/0x2f0 [ 1145.098104][T11152] __sys_getsockopt+0x1f9/0x3b0 [ 1145.102954][T11152] __x64_sys_getsockopt+0x62/0x70 [ 1145.107971][T11152] do_syscall_64+0x39/0x80 [ 1145.112428][T11152] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1145.118305][T11152] RIP: 0033:0x466459 [ 1145.122179][T11152] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 16:41:55 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo=0x8, @l], 0x1c) [ 1145.141766][T11152] RSP: 002b:00007f49a15ed188 EFLAGS: 00000246 ORIG_RAX: 0000000000000037 [ 1145.150156][T11152] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1145.158109][T11152] RDX: 0000000000000076 RSI: 0000000000000084 RDI: 0000000000000003 [ 1145.166063][T11152] RBP: 00007f49a15ed1d0 R08: 0000000020001c40 R09: 0000000000000000 [ 1145.174036][T11152] R10: 0000000020000240 R11: 0000000000000246 R12: 0000000000000001 [ 1145.182051][T11152] R13: 00007ffd3b916a4f R14: 00007f49a15ed300 R15: 0000000000022000 [ 1145.198479][T11156] CPU: 0 PID: 11156 Comm: syz-executor.2 Not tainted 5.12.0-rc4-syzkaller #0 [ 1145.207273][T11156] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1145.217325][T11156] Call Trace: [ 1145.220601][T11156] dump_stack+0x137/0x19d [ 1145.224927][T11156] should_fail+0x23c/0x250 [ 1145.229422][T11156] should_fail_usercopy+0x16/0x20 [ 1145.234526][T11156] _copy_from_user+0x1c/0xd0 [ 1145.239115][T11156] snd_seq_oss_write+0x36f/0x550 [ 1145.244122][T11156] ? odev_read+0x60/0x60 [ 1145.248389][T11156] odev_write+0x45/0x60 [ 1145.252554][T11156] vfs_write+0x223/0x7e0 [ 1145.256803][T11156] ? __fget_light+0x219/0x260 [ 1145.261518][T11156] ksys_write+0xce/0x180 [ 1145.265795][T11156] __x64_sys_write+0x3e/0x50 [ 1145.270377][T11156] do_syscall_64+0x39/0x80 [ 1145.274793][T11156] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1145.280693][T11156] RIP: 0033:0x466459 [ 1145.284574][T11156] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1145.304212][T11156] RSP: 002b:00007fcb2a5c2188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1145.312625][T11156] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1145.320595][T11156] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1145.328629][T11156] RBP: 00007fcb2a5c21d0 R08: 0000000000000000 R09: 0000000000000000 [ 1145.336613][T11156] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1145.344573][T11156] R13: 00007ffe8b19dc3f R14: 00007fcb2a5c2300 R15: 0000000000022000 16:41:56 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:56 executing program 5 (fault-call:4 fault-nth:36): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:56 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo=0x300, @l], 0x1c) [ 1145.463493][T11189] FAULT_INJECTION: forcing a failure. [ 1145.463493][T11189] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1145.485847][T11189] CPU: 1 PID: 11189 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1145.494705][T11189] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1145.505454][T11189] Call Trace: [ 1145.508727][T11189] dump_stack+0x137/0x19d [ 1145.513070][T11189] should_fail+0x23c/0x250 [ 1145.517495][T11189] should_fail_usercopy+0x16/0x20 [ 1145.522529][T11189] _copy_from_user+0x1c/0xd0 [ 1145.527145][T11189] snd_seq_oss_write+0x36f/0x550 [ 1145.532087][T11189] ? odev_read+0x60/0x60 [ 1145.536322][T11189] odev_write+0x45/0x60 [ 1145.540502][T11189] vfs_write+0x223/0x7e0 [ 1145.544772][T11189] ? __fget_light+0x219/0x260 [ 1145.549458][T11189] ksys_write+0xce/0x180 [ 1145.553737][T11189] __x64_sys_write+0x3e/0x50 [ 1145.558386][T11189] do_syscall_64+0x39/0x80 [ 1145.562838][T11189] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1145.568839][T11189] RIP: 0033:0x466459 [ 1145.572736][T11189] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1145.592438][T11189] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1145.600925][T11189] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 16:41:56 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick=0x2, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1145.608895][T11189] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1145.616863][T11189] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1145.624828][T11189] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1145.632801][T11189] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:41:56 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:41:56 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo=0x500, @l], 0x1c) 16:41:56 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:56 executing program 5 (fault-call:4 fault-nth:37): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:56 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick=0x3, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:56 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo=0x1f00, @l], 0x1c) 16:41:56 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x8, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:41:56 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) [ 1145.831537][T11212] FAULT_INJECTION: forcing a failure. [ 1145.831537][T11212] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1145.895467][T11212] CPU: 1 PID: 11212 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1145.904268][T11212] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1145.914443][T11212] Call Trace: [ 1145.917750][T11212] dump_stack+0x137/0x19d [ 1145.922093][T11212] should_fail+0x23c/0x250 [ 1145.926551][T11212] should_fail_usercopy+0x16/0x20 [ 1145.931661][T11212] _copy_from_user+0x1c/0xd0 [ 1145.936265][T11212] snd_seq_oss_write+0x36f/0x550 [ 1145.941222][T11212] ? odev_read+0x60/0x60 [ 1145.945485][T11212] odev_write+0x45/0x60 [ 1145.949711][T11212] vfs_write+0x223/0x7e0 [ 1145.954108][T11212] ? __fget_light+0x219/0x260 [ 1145.958837][T11212] ksys_write+0xce/0x180 [ 1145.963150][T11212] __x64_sys_write+0x3e/0x50 [ 1145.967757][T11212] do_syscall_64+0x39/0x80 [ 1145.972222][T11212] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1145.978115][T11212] RIP: 0033:0x466459 [ 1145.982107][T11212] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1146.001725][T11212] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1146.010140][T11212] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1146.018109][T11212] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1146.026082][T11212] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1146.034090][T11212] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:41:56 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x2, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:56 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick=0x4, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1146.042070][T11212] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:41:56 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo=0x1000000, @l], 0x1c) 16:41:56 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x3, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:56 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick=0x5, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:56 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo=0x2000000, @l], 0x1c) 16:41:57 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x2, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:41:57 executing program 5 (fault-call:4 fault-nth:38): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:57 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x4, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:57 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo=0x3000000, @l], 0x1c) 16:41:57 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick=0x8, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:57 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x3, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:41:57 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo=0x4000000, @l], 0x1c) 16:41:57 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick=0xbf, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:57 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x5, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) [ 1146.414695][T11258] FAULT_INJECTION: forcing a failure. [ 1146.414695][T11258] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1146.480909][T11258] CPU: 1 PID: 11258 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1146.489703][T11258] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1146.499762][T11258] Call Trace: [ 1146.503042][T11258] dump_stack+0x137/0x19d [ 1146.507387][T11258] should_fail+0x23c/0x250 [ 1146.511805][T11258] should_fail_usercopy+0x16/0x20 [ 1146.516897][T11258] _copy_from_user+0x1c/0xd0 [ 1146.521491][T11258] snd_seq_oss_write+0x36f/0x550 [ 1146.526445][T11258] ? odev_read+0x60/0x60 [ 1146.530687][T11258] odev_write+0x45/0x60 [ 1146.534928][T11258] vfs_write+0x223/0x7e0 [ 1146.539176][T11258] ? __fget_light+0x219/0x260 [ 1146.543934][T11258] ksys_write+0xce/0x180 [ 1146.548179][T11258] __x64_sys_write+0x3e/0x50 [ 1146.552928][T11258] do_syscall_64+0x39/0x80 [ 1146.557342][T11258] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1146.563242][T11258] RIP: 0033:0x466459 [ 1146.567191][T11258] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1146.586803][T11258] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1146.595273][T11258] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1146.603441][T11258] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1146.611407][T11258] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1146.619441][T11258] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:41:57 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x6, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:57 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo=0x5000000, @l], 0x1c) [ 1146.627417][T11258] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:41:57 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick=0x300, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:57 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x4, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:41:57 executing program 5 (fault-call:4 fault-nth:39): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:57 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo=0x8000000, @l], 0x1c) 16:41:57 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x8, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:57 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick=0x500, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:57 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:41:57 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo=0x1f000000, @l], 0x1c) 16:41:57 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x24, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) [ 1147.042307][T11303] FAULT_INJECTION: forcing a failure. [ 1147.042307][T11303] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1147.103811][T11303] CPU: 0 PID: 11303 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1147.112662][T11303] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1147.122720][T11303] Call Trace: [ 1147.126017][T11303] dump_stack+0x137/0x19d [ 1147.130356][T11303] should_fail+0x23c/0x250 [ 1147.134776][T11303] should_fail_usercopy+0x16/0x20 [ 1147.139812][T11303] _copy_from_user+0x1c/0xd0 [ 1147.144447][T11303] snd_seq_oss_write+0x36f/0x550 [ 1147.149442][T11303] ? odev_read+0x60/0x60 [ 1147.153736][T11303] odev_write+0x45/0x60 [ 1147.157900][T11303] vfs_write+0x223/0x7e0 [ 1147.162266][T11303] ? __fget_light+0x219/0x260 [ 1147.167059][T11303] ksys_write+0xce/0x180 [ 1147.171316][T11303] __x64_sys_write+0x3e/0x50 [ 1147.175928][T11303] do_syscall_64+0x39/0x80 [ 1147.180361][T11303] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1147.186296][T11303] RIP: 0033:0x466459 [ 1147.190186][T11303] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1147.209857][T11303] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1147.218276][T11303] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1147.226252][T11303] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1147.234752][T11303] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1147.242725][T11303] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:41:57 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick=0xbf00, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:57 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo=0x80ffffff, @l], 0x1c) 16:41:58 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo=0x81ffffff, @l], 0x1c) [ 1147.250698][T11303] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:41:58 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:41:58 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0xbf, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:58 executing program 5 (fault-call:4 fault-nth:40): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:58 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo=0x92ffffff, @l], 0x1c) 16:41:58 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick=0x40000, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:58 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:58 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x8, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:41:58 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo=0x93ffffff, @l], 0x1c) 16:41:58 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x9, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) [ 1147.645499][T11345] FAULT_INJECTION: forcing a failure. [ 1147.645499][T11345] name fail_usercopy, interval 1, probability 0, space 0, times 0 16:41:58 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick=0x1000000, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:58 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) [ 1147.732464][T11345] CPU: 1 PID: 11345 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1147.741276][T11345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1147.751329][T11345] Call Trace: [ 1147.754706][T11345] dump_stack+0x137/0x19d [ 1147.759060][T11345] should_fail+0x23c/0x250 [ 1147.763479][T11345] should_fail_usercopy+0x16/0x20 [ 1147.769468][T11345] _copy_from_user+0x1c/0xd0 [ 1147.774777][T11345] snd_seq_oss_write+0x36f/0x550 [ 1147.779721][T11345] ? odev_read+0x60/0x60 [ 1147.783986][T11345] odev_write+0x45/0x60 [ 1147.788235][T11345] vfs_write+0x223/0x7e0 [ 1147.792481][T11345] ? __fget_light+0x219/0x260 [ 1147.797445][T11345] ksys_write+0xce/0x180 [ 1147.801691][T11345] __x64_sys_write+0x3e/0x50 [ 1147.806301][T11345] do_syscall_64+0x39/0x80 [ 1147.810721][T11345] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1147.816731][T11345] RIP: 0033:0x466459 [ 1147.820673][T11345] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1147.840427][T11345] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1147.848896][T11345] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1147.857062][T11345] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1147.865298][T11345] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1147.873279][T11345] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:41:58 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick=0x2000000, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:58 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x2, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:58 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0xa, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) [ 1147.881253][T11345] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:41:58 executing program 5 (fault-call:4 fault-nth:41): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:58 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo=0x94ffffff, @l], 0x1c) 16:41:58 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x3, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:58 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick=0x3000000, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:58 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0xb, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:41:59 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo=0xfdffffff, @l], 0x1c) 16:41:59 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x4, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:59 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick=0x4000000, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1148.239130][T11385] FAULT_INJECTION: forcing a failure. [ 1148.239130][T11385] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1148.314714][T11385] CPU: 1 PID: 11385 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1148.323520][T11385] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1148.333714][T11385] Call Trace: [ 1148.336994][T11385] dump_stack+0x137/0x19d [ 1148.341371][T11385] should_fail+0x23c/0x250 [ 1148.345850][T11385] should_fail_usercopy+0x16/0x20 [ 1148.350881][T11385] _copy_from_user+0x1c/0xd0 [ 1148.355486][T11385] snd_seq_oss_write+0x36f/0x550 [ 1148.360436][T11385] ? odev_read+0x60/0x60 16:41:59 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0xc, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) [ 1148.364840][T11385] odev_write+0x45/0x60 [ 1148.369002][T11385] vfs_write+0x223/0x7e0 [ 1148.373259][T11385] ? __fget_light+0x219/0x260 [ 1148.377956][T11385] ksys_write+0xce/0x180 [ 1148.382224][T11385] __x64_sys_write+0x3e/0x50 [ 1148.386865][T11385] do_syscall_64+0x39/0x80 [ 1148.391289][T11385] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1148.397219][T11385] RIP: 0033:0x466459 [ 1148.401694][T11385] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1148.421311][T11385] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1148.429832][T11385] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1148.437838][T11385] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1148.445819][T11385] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1148.453854][T11385] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1148.461906][T11385] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:41:59 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick=0x5000000, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:59 executing program 5 (fault-call:4 fault-nth:42): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:59 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo=0xfeffffff, @l], 0x1c) 16:41:59 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0xd, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:41:59 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x5, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) [ 1148.633576][T11415] FAULT_INJECTION: forcing a failure. [ 1148.633576][T11415] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1148.649731][T11415] CPU: 1 PID: 11415 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1148.658518][T11415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1148.668572][T11415] Call Trace: [ 1148.671886][T11415] dump_stack+0x137/0x19d [ 1148.676222][T11415] should_fail+0x23c/0x250 [ 1148.680648][T11415] should_fail_usercopy+0x16/0x20 [ 1148.685857][T11415] _copy_from_user+0x1c/0xd0 [ 1148.690455][T11415] snd_seq_oss_write+0x36f/0x550 [ 1148.695475][T11415] ? odev_read+0x60/0x60 [ 1148.699899][T11415] odev_write+0x45/0x60 [ 1148.704062][T11415] vfs_write+0x223/0x7e0 [ 1148.708372][T11415] ? __fget_light+0x219/0x260 [ 1148.713103][T11415] ksys_write+0xce/0x180 [ 1148.717366][T11415] __x64_sys_write+0x3e/0x50 [ 1148.722035][T11415] do_syscall_64+0x39/0x80 [ 1148.726451][T11415] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1148.732353][T11415] RIP: 0033:0x466459 [ 1148.736297][T11415] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1148.756136][T11415] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1148.764588][T11415] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1148.772759][T11415] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 16:41:59 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo=0xffffff80, @l], 0x1c) 16:41:59 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick=0x8000000, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1148.780838][T11415] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1148.788806][T11415] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1148.796820][T11415] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:41:59 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0xe, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:41:59 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo=0xffffff81, @l], 0x1c) 16:41:59 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x6, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:59 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick=0x80ffffff, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:59 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo=0xffffff92, @l], 0x1c) 16:41:59 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0xf, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:41:59 executing program 5 (fault-call:4 fault-nth:43): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:59 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x8, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:41:59 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo=0xffffff93, @l], 0x1c) 16:41:59 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick=0x81ffffff, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:41:59 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x10, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:41:59 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo=0xffffff94, @l], 0x1c) 16:41:59 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick=0x92ffffff, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1149.184124][T11457] FAULT_INJECTION: forcing a failure. [ 1149.184124][T11457] name fail_usercopy, interval 1, probability 0, space 0, times 0 16:42:00 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo=0xfffffffd, @l], 0x1c) 16:42:00 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x24, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) [ 1149.292465][T11457] CPU: 1 PID: 11457 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1149.301270][T11457] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1149.311384][T11457] Call Trace: [ 1149.314660][T11457] dump_stack+0x137/0x19d [ 1149.319115][T11457] should_fail+0x23c/0x250 [ 1149.323538][T11457] should_fail_usercopy+0x16/0x20 [ 1149.328649][T11457] _copy_from_user+0x1c/0xd0 [ 1149.333254][T11457] snd_seq_oss_write+0x36f/0x550 [ 1149.338204][T11457] ? odev_read+0x60/0x60 [ 1149.342809][T11457] odev_write+0x45/0x60 [ 1149.346976][T11457] vfs_write+0x223/0x7e0 [ 1149.351271][T11457] ? __fget_light+0x219/0x260 [ 1149.355963][T11457] ksys_write+0xce/0x180 [ 1149.360213][T11457] __x64_sys_write+0x3e/0x50 [ 1149.364849][T11457] do_syscall_64+0x39/0x80 [ 1149.369266][T11457] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1149.375163][T11457] RIP: 0033:0x466459 [ 1149.379056][T11457] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1149.398666][T11457] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1149.407188][T11457] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1149.415227][T11457] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1149.423202][T11457] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1149.431204][T11457] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1149.439273][T11457] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:00 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x11, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:00 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick=0x93ffffff, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:00 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0xbf, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:00 executing program 5 (fault-call:4 fault-nth:44): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:00 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick=0x94ffffff, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:00 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo=0xfffffffe, @l], 0x1c) 16:42:00 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0xff, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:00 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x12, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) [ 1149.857580][T11497] FAULT_INJECTION: forcing a failure. [ 1149.857580][T11497] name fail_usercopy, interval 1, probability 0, space 0, times 0 16:42:00 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick=0xbf000000, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:00 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) [ 1149.928970][T11497] CPU: 1 PID: 11497 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1149.938211][T11497] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1149.948316][T11497] Call Trace: [ 1149.951650][T11497] dump_stack+0x137/0x19d [ 1149.956074][T11497] should_fail+0x23c/0x250 [ 1149.960501][T11497] should_fail_usercopy+0x16/0x20 [ 1149.965573][T11497] _copy_from_user+0x1c/0xd0 [ 1149.970171][T11497] snd_seq_oss_write+0x36f/0x550 [ 1149.975125][T11497] ? odev_read+0x60/0x60 [ 1149.979376][T11497] odev_write+0x45/0x60 [ 1149.983640][T11497] vfs_write+0x223/0x7e0 [ 1149.987908][T11497] ? __fget_light+0x219/0x260 [ 1149.992594][T11497] ksys_write+0xce/0x180 [ 1149.996860][T11497] __x64_sys_write+0x3e/0x50 [ 1150.001513][T11497] do_syscall_64+0x39/0x80 [ 1150.005938][T11497] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1150.011891][T11497] RIP: 0033:0x466459 16:42:00 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x13, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:00 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x2, 0x0, @tick, {}, {}, @quote}], 0xff33) [ 1150.015807][T11497] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1150.035439][T11497] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1150.043943][T11497] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1150.052010][T11497] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1150.059983][T11497] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1150.068019][T11497] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:42:00 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo=0xffffffff, @l], 0x1c) [ 1150.075994][T11497] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:00 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick=0xfdffffff, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:00 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:42:01 executing program 5 (fault-call:4 fault-nth:45): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:01 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x14, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:01 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x3, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:01 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x2}], 0x1c) 16:42:01 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick=0xfeffffff, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1150.484938][T11540] FAULT_INJECTION: forcing a failure. [ 1150.484938][T11540] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1150.535411][T11540] CPU: 1 PID: 11540 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1150.544225][T11540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1150.554372][T11540] Call Trace: [ 1150.557660][T11540] dump_stack+0x137/0x19d [ 1150.562010][T11540] should_fail+0x23c/0x250 [ 1150.566551][T11540] should_fail_usercopy+0x16/0x20 [ 1150.571591][T11540] _copy_from_user+0x1c/0xd0 [ 1150.576294][T11540] snd_seq_oss_write+0x36f/0x550 [ 1150.581349][T11540] ? odev_read+0x60/0x60 16:42:01 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x4, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:01 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x3}], 0x1c) [ 1150.585606][T11540] odev_write+0x45/0x60 [ 1150.589767][T11540] vfs_write+0x223/0x7e0 [ 1150.594053][T11540] ? __fget_light+0x219/0x260 [ 1150.598755][T11540] ksys_write+0xce/0x180 [ 1150.603275][T11540] __x64_sys_write+0x3e/0x50 [ 1150.607902][T11540] do_syscall_64+0x39/0x80 [ 1150.612333][T11540] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1150.618262][T11540] RIP: 0033:0x466459 [ 1150.622237][T11540] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1150.641848][T11540] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1150.650339][T11540] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1150.658808][T11540] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1150.666781][T11540] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1150.674935][T11540] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1150.682917][T11540] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:01 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick=0xffffff80, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:01 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x4}], 0x1c) 16:42:01 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x15, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:01 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x5, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:01 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick=0xffffff81, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:01 executing program 5 (fault-call:4 fault-nth:46): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:01 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x5}], 0x1c) 16:42:01 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x6, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:01 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x16, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:01 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick=0xffffff92, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:02 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x8}], 0x1c) 16:42:02 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x8, 0x0, @tick, {}, {}, @quote}], 0xff33) [ 1151.288547][T11593] FAULT_INJECTION: forcing a failure. [ 1151.288547][T11593] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1151.332760][T11593] CPU: 0 PID: 11593 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1151.341558][T11593] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1151.351608][T11593] Call Trace: [ 1151.354999][T11593] dump_stack+0x137/0x19d [ 1151.359349][T11593] should_fail+0x23c/0x250 [ 1151.363893][T11593] should_fail_usercopy+0x16/0x20 [ 1151.368921][T11593] _copy_from_user+0x1c/0xd0 [ 1151.373589][T11593] snd_seq_oss_write+0x36f/0x550 [ 1151.378621][T11593] ? odev_read+0x60/0x60 [ 1151.382872][T11593] odev_write+0x45/0x60 [ 1151.387034][T11593] vfs_write+0x223/0x7e0 [ 1151.391429][T11593] ? __fget_light+0x219/0x260 [ 1151.396164][T11593] ksys_write+0xce/0x180 [ 1151.400424][T11593] __x64_sys_write+0x3e/0x50 [ 1151.405063][T11593] do_syscall_64+0x39/0x80 [ 1151.409567][T11593] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1151.415587][T11593] RIP: 0033:0x466459 [ 1151.419513][T11593] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1151.439114][T11593] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1151.447531][T11593] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1151.455613][T11593] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1151.463593][T11593] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1151.471615][T11593] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:42:02 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick=0xffffff93, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:02 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x24, 0x0, @tick, {}, {}, @quote}], 0xff33) [ 1151.479715][T11593] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:02 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick=0xffffff94, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:02 executing program 5 (fault-call:4 fault-nth:47): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:02 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x17, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:02 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0xff}], 0x1c) 16:42:02 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0xbf, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:02 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick=0xfffffffd, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1151.632634][T11616] FAULT_INJECTION: forcing a failure. [ 1151.632634][T11616] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1151.676476][T11616] CPU: 0 PID: 11616 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1151.685284][T11616] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1151.695335][T11616] Call Trace: [ 1151.698610][T11616] dump_stack+0x137/0x19d [ 1151.702949][T11616] should_fail+0x23c/0x250 [ 1151.707441][T11616] should_fail_usercopy+0x16/0x20 [ 1151.712529][T11616] _copy_from_user+0x1c/0xd0 [ 1151.717131][T11616] snd_seq_oss_write+0x36f/0x550 [ 1151.722089][T11616] ? odev_read+0x60/0x60 [ 1151.726395][T11616] odev_write+0x45/0x60 [ 1151.730594][T11616] vfs_write+0x223/0x7e0 [ 1151.734840][T11616] ? __fget_light+0x219/0x260 [ 1151.739563][T11616] ksys_write+0xce/0x180 [ 1151.743829][T11616] __x64_sys_write+0x3e/0x50 [ 1151.748430][T11616] do_syscall_64+0x39/0x80 [ 1151.752894][T11616] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1151.758834][T11616] RIP: 0033:0x466459 [ 1151.762740][T11616] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1151.782344][T11616] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1151.790796][T11616] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1151.798757][T11616] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1151.806725][T11616] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1151.814702][T11616] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:42:02 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick=0xfffffffe, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1151.822665][T11616] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:02 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x18, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:02 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:42:02 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0xff, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:02 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick=0xffffffff, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:02 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0x2}], 0x1c) 16:42:02 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:02 executing program 5 (fault-call:4 fault-nth:48): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:02 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:02 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x19, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:02 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x2, @tick, {}, {}, @quote}], 0xff33) 16:42:02 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0x3}], 0x1c) 16:42:03 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) ioctl$BTRFS_IOC_GET_SUBVOL_ROOTREF(0xffffffffffffffff, 0xd000943d, &(0x7f0000062c40)={0x0, [], 0x0, "8bebeb894f74c3"}) ioctl$BTRFS_IOC_INO_LOOKUP_USER(r0, 0xd000943e, &(0x7f0000054f40)={0x0, 0x0, "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", "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"}) ioctl$BTRFS_IOC_INO_LOOKUP_USER(r1, 0xd000943e, &(0x7f0000055f40)={0x0, 0x0, "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", "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"}) ioctl$BTRFS_IOC_GET_SUBVOL_INFO(0xffffffffffffffff, 0x81f8943c, &(0x7f00000004c0)={0x0, ""/256, 0x0, 0x0}) ioctl$BTRFS_IOC_GET_SUBVOL_ROOTREF(0xffffffffffffffff, 0xd000943d, &(0x7f0000062c40)={0x0, [{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {r4}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {0x0}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {0x0, r5}], 0x0, "8bebeb894f74c3"}) ioctl$BTRFS_IOC_GET_SUBVOL_INFO(0xffffffffffffffff, 0x81f8943c, &(0x7f00000004c0)={0x0, ""/256, 0x0}) ioctl$BTRFS_IOC_GET_SUBVOL_INFO(0xffffffffffffffff, 0x81f8943c, &(0x7f0000046d80)={0x0, ""/256, 0x0, 0x0}) ioctl$BTRFS_IOC_GET_SUBVOL_INFO(0xffffffffffffffff, 0x81f8943c, &(0x7f00000004c0)={0x0, ""/256, 0x0}) ioctl$BTRFS_IOC_GET_SUBVOL_ROOTREF(0xffffffffffffffff, 0xd000943d, &(0x7f0000049180)={0x40, [{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {r9}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {r6}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {r7}, {0x0, r8}], 0xff, "dc66b42d73a84c"}) ioctl$BTRFS_IOC_GET_SUBVOL_INFO(0xffffffffffffffff, 0x81f8943c, &(0x7f00000004c0)={0x0, ""/256, 0x0, 0x0}) ioctl$BTRFS_IOC_GET_SUBVOL_ROOTREF(0xffffffffffffffff, 0xd000943d, &(0x7f0000062c40)={0x0, [{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {r10}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {0x0, r11}], 0x0, "8bebeb894f74c3"}) ioctl$BTRFS_IOC_GET_SUBVOL_ROOTREF(r0, 0xd000943d, &(0x7f0000056f40)={0xd920, [{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {r2, r3}, {0x0, r5}, {r7, r11}], 0x2, "56ec4a90b53709"}) write$sequencer(r1, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) 16:42:03 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x3, @tick, {}, {}, @quote}], 0xff33) 16:42:03 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0x4}], 0x1c) [ 1152.282662][T11665] FAULT_INJECTION: forcing a failure. [ 1152.282662][T11665] name fail_usercopy, interval 1, probability 0, space 0, times 0 16:42:03 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {0x2}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1152.348015][T11665] CPU: 1 PID: 11665 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1152.357654][T11665] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1152.367993][T11665] Call Trace: [ 1152.371341][T11665] dump_stack+0x137/0x19d [ 1152.375781][T11665] should_fail+0x23c/0x250 [ 1152.380214][T11665] should_fail_usercopy+0x16/0x20 [ 1152.385326][T11665] _copy_from_user+0x1c/0xd0 [ 1152.390128][T11665] snd_seq_oss_write+0x36f/0x550 16:42:03 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x4, @tick, {}, {}, @quote}], 0xff33) [ 1152.395232][T11665] ? odev_read+0x60/0x60 [ 1152.399526][T11665] odev_write+0x45/0x60 [ 1152.403731][T11665] vfs_write+0x223/0x7e0 [ 1152.408071][T11665] ? __fget_light+0x219/0x260 [ 1152.413202][T11665] ksys_write+0xce/0x180 [ 1152.417677][T11665] __x64_sys_write+0x3e/0x50 [ 1152.422406][T11665] do_syscall_64+0x39/0x80 [ 1152.427127][T11665] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1152.433041][T11665] RIP: 0033:0x466459 16:42:03 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x5, @tick, {}, {}, @quote}], 0xff33) [ 1152.437229][T11665] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1152.458038][T11665] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1152.466458][T11665] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1152.474459][T11665] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1152.482437][T11665] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1152.490555][T11665] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:42:03 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x1a, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) [ 1152.498619][T11665] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:03 executing program 5 (fault-call:4 fault-nth:49): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:03 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=ANY=[@ANYBLOB="ff0a0000fe001000"], 0x8) 16:42:03 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {0x3}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:03 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x6, @tick, {}, {}, @quote}], 0xff33) 16:42:03 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0x5}], 0x1c) 16:42:03 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {0x4}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:03 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) ioctl$SNDCTL_SYNTH_MEMAVL(r1, 0xc004510e, &(0x7f0000000000)=0x80) [ 1152.637043][T11703] FAULT_INJECTION: forcing a failure. [ 1152.637043][T11703] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1152.692658][T11703] CPU: 0 PID: 11703 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1152.701462][T11703] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1152.711730][T11703] Call Trace: [ 1152.715100][T11703] dump_stack+0x137/0x19d [ 1152.719661][T11703] should_fail+0x23c/0x250 [ 1152.724084][T11703] should_fail_usercopy+0x16/0x20 [ 1152.729169][T11703] _copy_from_user+0x1c/0xd0 [ 1152.733795][T11703] snd_seq_oss_write+0x36f/0x550 [ 1152.738882][T11703] ? odev_read+0x60/0x60 [ 1152.743145][T11703] odev_write+0x45/0x60 [ 1152.747434][T11703] vfs_write+0x223/0x7e0 [ 1152.751885][T11703] ? __fget_light+0x219/0x260 [ 1152.756690][T11703] ksys_write+0xce/0x180 [ 1152.760967][T11703] __x64_sys_write+0x3e/0x50 [ 1152.765840][T11703] do_syscall_64+0x39/0x80 [ 1152.770271][T11703] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1152.776356][T11703] RIP: 0033:0x466459 [ 1152.780264][T11703] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1152.800207][T11703] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1152.808728][T11703] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1152.816785][T11703] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1152.824764][T11703] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1152.833024][T11703] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:42:03 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x14140, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x1) ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) copy_file_range(r2, &(0x7f0000000040)=0x8c6, r4, &(0x7f0000000080)=0xff, 0x3f, 0x0) r5 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x20000, 0x0) syz_kvm_setup_cpu$x86(r5, 0xffffffffffffffff, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000000180)=[@textreal={0x8, &(0x7f0000000140)="8341003a660f1250340f20a5ba200066b8bf73000066efbad00466eddea5724d660f388036f50066b9050300000f320fc79f0e000f017048", 0x38}], 0x1, 0x4, &(0x7f00000001c0), 0x0) 16:42:03 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x8, @tick, {}, {}, @quote}], 0xff33) 16:42:03 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x1b, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) [ 1152.841260][T11703] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:03 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x24, @tick, {}, {}, @quote}], 0xff33) 16:42:03 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0x8}], 0x1c) 16:42:03 executing program 5 (fault-call:4 fault-nth:50): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:03 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:03 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0xbf, @tick, {}, {}, @quote}], 0xff33) 16:42:03 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x1c, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:03 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0xff}], 0x1c) 16:42:03 executing program 3: preadv(0xffffffffffffffff, &(0x7f0000001480)=[{&(0x7f0000000400)=""/82, 0x52}, {&(0x7f0000000140)=""/207, 0xcf}, {&(0x7f0000000240)=""/203, 0xcb}, {&(0x7f0000000340)=""/135, 0x87}, {&(0x7f0000000000)=""/4, 0x4}, {&(0x7f0000001500)=""/45, 0x2d}, {&(0x7f0000002740)=""/102400, 0x19000}, {&(0x7f0000000480)=""/4096, 0x1000}], 0x8, 0x5ff, 0x6) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r0, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r0, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r0, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) syz_genetlink_get_family_id$ethtool(&(0x7f0000000080)='ethtool\x00', r0) write$sequencer(0xffffffffffffffff, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) tkill(0xffffffffffffffff, 0x33) ptrace$setopts(0x4206, 0x0, 0x7, 0x3c) r1 = syz_open_dev$video(&(0x7f0000000040)='/dev/video#\x00', 0x7, 0x101040) ioctl$INCFS_IOC_READ_FILE_SIGNATURE(r1, 0x8010671f, &(0x7f0000002700)={&(0x7f0000002600)=""/237, 0xed}) 16:42:03 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0xff, @tick, {}, {}, @quote}], 0xff33) 16:42:03 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {0x8}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1153.106260][T11753] FAULT_INJECTION: forcing a failure. [ 1153.106260][T11753] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1153.169568][T11753] CPU: 0 PID: 11753 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1153.178857][T11753] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1153.189505][T11753] Call Trace: [ 1153.193028][T11753] dump_stack+0x137/0x19d [ 1153.198211][T11753] should_fail+0x23c/0x250 [ 1153.203167][T11753] should_fail_usercopy+0x16/0x20 [ 1153.208206][T11753] _copy_from_user+0x1c/0xd0 [ 1153.212809][T11753] snd_seq_oss_write+0x36f/0x550 [ 1153.218108][T11753] ? odev_read+0x60/0x60 [ 1153.222764][T11753] odev_write+0x45/0x60 [ 1153.227207][T11753] vfs_write+0x223/0x7e0 [ 1153.231611][T11753] ? __fget_light+0x219/0x260 [ 1153.236674][T11753] ksys_write+0xce/0x180 [ 1153.241118][T11753] __x64_sys_write+0x3e/0x50 [ 1153.245728][T11753] do_syscall_64+0x39/0x80 [ 1153.250171][T11753] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1153.256078][T11753] RIP: 0033:0x466459 [ 1153.260027][T11753] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1153.279856][T11753] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1153.288480][T11753] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1153.296767][T11753] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1153.304999][T11753] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 16:42:04 executing program 3: openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(0xffffffffffffffff, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) 16:42:04 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:42:04 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {0xbf}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1153.313280][T11753] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1153.321307][T11753] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:04 executing program 5 (fault-call:4 fault-nth:51): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:04 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:04 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000000)=ANY=[@ANYBLOB="fb0a0000fe000e009275eba44ddaeb3b7d31e0a92488873b18dbf619c9d779794271bfa0b69ce8220b034ade22f2b62f1ef9de70fb6a00d9b93d65814903b3b2a10523e800de61a06133eb64128c99b4d723eddda381848c11400a9c72e98cea60b726836e6d26"], 0x8) 16:42:04 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x1d, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:04 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0x0, 0x2}], 0x1c) 16:42:04 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {0xff}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1153.459326][T11784] FAULT_INJECTION: forcing a failure. [ 1153.459326][T11784] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1153.483267][T11784] CPU: 1 PID: 11784 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1153.492287][T11784] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1153.502446][T11784] Call Trace: [ 1153.505818][T11784] dump_stack+0x137/0x19d [ 1153.510158][T11784] should_fail+0x23c/0x250 [ 1153.514586][T11784] should_fail_usercopy+0x16/0x20 [ 1153.519673][T11784] _copy_from_user+0x1c/0xd0 16:42:04 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1153.524303][T11784] snd_seq_oss_write+0x36f/0x550 [ 1153.585278][T11784] ? odev_read+0x60/0x60 [ 1153.589542][T11784] odev_write+0x45/0x60 [ 1153.594046][T11784] vfs_write+0x223/0x7e0 [ 1153.598463][T11784] ? __fget_light+0x219/0x260 [ 1153.603148][T11784] ksys_write+0xce/0x180 [ 1153.607408][T11784] __x64_sys_write+0x3e/0x50 [ 1153.612236][T11784] do_syscall_64+0x39/0x80 [ 1153.616749][T11784] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1153.622693][T11784] RIP: 0033:0x466459 [ 1153.626587][T11784] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1153.646532][T11784] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1153.655107][T11784] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1153.663563][T11784] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1153.671617][T11784] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 16:42:04 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0x2, {}, {}, @quote}], 0xff33) 16:42:04 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0x0, 0x3}], 0x1c) [ 1153.679784][T11784] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1153.687753][T11784] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:04 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {0x0, 0x2}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:04 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x1e, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:04 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f00000001c0)=ANY=[@ANYBLOB="ffd3bb009802fe0000406d3defb3c4b768a0267d959dc2af39f8825bf19ee6d924fcf2a07415f1e642dc4d0c818552982fa9d5212d3f1f69a22233afe8ca87d9bd83c5a70384b0df1fbe58c79ad0c5dbd6a4681a8e7912ba37fe4679a6e657d2d381b9bba81ddbeeb16273ac6d2d3979c92cca536f20ffa0c97076deb4d0c57e22468d0657fc6e260539f707a0ac8cf7c114c07544bf44aade3196bbedd5b05b8f336ae19f6370344ca9e9a60985"], 0x8) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) r2 = gettid() tkill(r2, 0x16) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x2e0180, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r4, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r4, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r4, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) r5 = openat$cgroup_ro(r1, &(0x7f0000000180)='cpuacct.usage_percpu_sys\x00', 0x0, 0x0) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000000280)=@RTM_NEWNSID={0x5c, 0x58, 0x8, 0x70bd2b, 0x25dfdbfb, {}, [@NETNSA_NSID={0x8, 0x1, 0x2}, @NETNSA_PID={0x8, 0x2, r2}, @NETNSA_FD={0x8, 0x3, r3}, @NETNSA_FD={0x8, 0x3, r4}, @NETNSA_NSID={0x8}, @NETNSA_NSID={0x8}, @NETNSA_NSID={0x8, 0x1, 0x4}, @NETNSA_FD={0x8, 0x3, r1}, @NETNSA_FD={0x8, 0x3, r5}]}, 0x5c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) write$sequencer(r1, &(0x7f0000000000)=[@s={0x5, @SEQ_MIDIPUTC=0xa9, 0xb, 0x7}, @e={0xff, 0x9, 0x7, 0x7, @SEQ_CONTROLLER=0xff, 0x39, 0x0, 0x3f}, @generic], 0xd) 16:42:04 executing program 5 (fault-call:4 fault-nth:52): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:04 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0x3, {}, {}, @quote}], 0xff33) 16:42:04 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x21, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:04 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0x0, 0x4}], 0x1c) 16:42:04 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {0x0, 0x3}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1153.847386][T11819] FAULT_INJECTION: forcing a failure. [ 1153.847386][T11819] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1153.906211][T11819] CPU: 1 PID: 11819 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1153.915101][T11819] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1153.925310][T11819] Call Trace: [ 1153.928595][T11819] dump_stack+0x137/0x19d [ 1153.933009][T11819] should_fail+0x23c/0x250 [ 1153.937544][T11819] should_fail_usercopy+0x16/0x20 [ 1153.942654][T11819] _copy_from_user+0x1c/0xd0 [ 1153.947424][T11819] snd_seq_oss_write+0x36f/0x550 16:42:04 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x22, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) [ 1153.952685][T11819] ? odev_read+0x60/0x60 [ 1153.957203][T11819] odev_write+0x45/0x60 [ 1153.961364][T11819] vfs_write+0x223/0x7e0 [ 1153.965841][T11819] ? __fget_light+0x219/0x260 [ 1154.055582][T11819] ksys_write+0xce/0x180 [ 1154.059933][T11819] __x64_sys_write+0x3e/0x50 [ 1154.064625][T11819] do_syscall_64+0x39/0x80 [ 1154.069350][T11819] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1154.075319][T11819] RIP: 0033:0x466459 [ 1154.079217][T11819] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 16:42:04 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0x4, {}, {}, @quote}], 0xff33) 16:42:04 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0x0, 0x5}], 0x1c) [ 1154.099042][T11819] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1154.107459][T11819] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1154.115503][T11819] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1154.123638][T11819] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1154.131705][T11819] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1154.140409][T11819] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:04 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x23, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:04 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {0x0, 0x4}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:04 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0x5, {}, {}, @quote}], 0xff33) 16:42:07 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@generic={0x6}], 0x1) 16:42:07 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0x0, 0x8}], 0x1c) 16:42:07 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {0x0, 0x5}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:07 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x24, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:07 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0x6, {}, {}, @quote}], 0xff33) 16:42:07 executing program 5 (fault-call:4 fault-nth:53): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:07 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0x0, 0xff}], 0x1c) 16:42:07 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {0x0, 0x8}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:07 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) ioctl$SNDCTL_SEQ_RESET(r1, 0x5100) [ 1156.861651][T11879] FAULT_INJECTION: forcing a failure. [ 1156.861651][T11879] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1156.905554][T11879] CPU: 1 PID: 11879 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1156.914662][T11879] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1156.924807][T11879] Call Trace: [ 1156.928179][T11879] dump_stack+0x137/0x19d [ 1156.932650][T11879] should_fail+0x23c/0x250 [ 1156.937078][T11879] should_fail_usercopy+0x16/0x20 [ 1156.942198][T11879] _copy_from_user+0x1c/0xd0 [ 1156.947262][T11879] snd_seq_oss_write+0x36f/0x550 16:42:07 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {0x0, 0xbf}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1156.952319][T11879] ? odev_read+0x60/0x60 [ 1156.956729][T11879] odev_write+0x45/0x60 [ 1156.960980][T11879] vfs_write+0x223/0x7e0 [ 1156.965578][T11879] ? __fget_light+0x219/0x260 [ 1156.970522][T11879] ksys_write+0xce/0x180 [ 1156.974803][T11879] __x64_sys_write+0x3e/0x50 [ 1156.979850][T11879] do_syscall_64+0x39/0x80 [ 1156.984320][T11879] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1156.990722][T11879] RIP: 0033:0x466459 [ 1156.994858][T11879] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1157.014634][T11879] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1157.023148][T11879] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1157.031562][T11879] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1157.044599][T11879] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 16:42:07 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x25, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:07 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0x8, {}, {}, @quote}], 0xff33) 16:42:07 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) [ 1157.052582][T11879] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1157.060838][T11879] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:07 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000000)=[@echo=0x5], 0x4) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) preadv(r2, &(0x7f0000001840)=[{&(0x7f0000001a00)=""/4096, 0x1000}, {&(0x7f00000000c0)=""/99, 0x63}, {&(0x7f0000000200)=""/241, 0xf1}, {&(0x7f0000002a00)=""/4096, 0x1000}, {&(0x7f0000000180)=""/36, 0x24}, {&(0x7f0000001780)=""/39, 0x27}], 0x6, 0x0, 0x3ff) flock(r0, 0xa) sendmsg$can_bcm(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f00000018c0)=ANY=[@ANYBLOB="020002000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b014339f44a5bac083903425a24b6983c23fcff73da332625eee5d425d4afda7ff07e18b8bf24d5505cafb7f76b47270bf4808321df349003fc0d3f320bdd1a70de066a0fa763f189c6dc36dbab93422d82115862dbfd3110e2e9562f910e9e317d11f8612a9066a1117b2907dce03ee166b664947e2c505ea363c32deb4f3cdd3e747ff0e1ce3090dad0d0d3ede81d3a978400ce620d"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) ioctl$SNDCTL_SEQ_NRMIDIS(r1, 0x8004510b, &(0x7f0000000040)) 16:42:07 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {0x0, 0xff}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:07 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0x24, {}, {}, @quote}], 0xff33) 16:42:07 executing program 5 (fault-call:4 fault-nth:54): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:08 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0x0, 0x0, 0x2}], 0x1c) 16:42:08 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0xbf, {}, {}, @quote}], 0xff33) 16:42:08 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x66, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:08 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:08 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) r1 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ubi_ctrl\x00', 0x42402, 0x0) write$sequencer(r1, &(0x7f0000000040)=[@x={0x94, 0xe, "04f9118b71c6"}, @x={0x94, 0xc, "64cb70d1e5c5"}, @echo=0x2, @raw={0xc, 0xb, "03393626a8d1"}], 0x1c) [ 1157.265605][T11929] FAULT_INJECTION: forcing a failure. [ 1157.265605][T11929] name fail_usercopy, interval 1, probability 0, space 0, times 0 16:42:08 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0x0, 0x0, 0x3}], 0x1c) [ 1157.334813][T11929] CPU: 0 PID: 11929 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1157.343778][T11929] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1157.354616][T11929] Call Trace: [ 1157.357998][T11929] dump_stack+0x137/0x19d [ 1157.362516][T11929] should_fail+0x23c/0x250 [ 1157.367454][T11929] should_fail_usercopy+0x16/0x20 [ 1157.372609][T11929] _copy_from_user+0x1c/0xd0 [ 1157.377265][T11929] snd_seq_oss_write+0x36f/0x550 [ 1157.382296][T11929] ? odev_read+0x60/0x60 [ 1157.386542][T11929] odev_write+0x45/0x60 [ 1157.390704][T11929] vfs_write+0x223/0x7e0 [ 1157.395195][T11929] ? __fget_light+0x219/0x260 [ 1157.400044][T11929] ksys_write+0xce/0x180 [ 1157.404295][T11929] __x64_sys_write+0x3e/0x50 [ 1157.409325][T11929] do_syscall_64+0x39/0x80 [ 1157.413751][T11929] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1157.419844][T11929] RIP: 0033:0x466459 [ 1157.423835][T11929] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1157.444590][T11929] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1157.453184][T11929] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1157.461617][T11929] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1157.469593][T11929] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 16:42:08 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0x300, {}, {}, @quote}], 0xff33) 16:42:08 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0x0, 0x0, 0x4}], 0x1c) 16:42:08 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0x500, {}, {}, @quote}], 0xff33) 16:42:08 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0x0, 0x0, 0x5}], 0x1c) 16:42:08 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1157.477602][T11929] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1157.485948][T11929] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:08 executing program 5 (fault-call:4 fault-nth:55): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:08 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0x600, {}, {}, @quote}], 0xff33) 16:42:08 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=ANY=[@ANYBLOB="06d5186400000000"], 0x8) ioctl$SNDCTL_SEQ_GETTIME(r0, 0x80045113, &(0x7f0000000000)) 16:42:08 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0x0, 0x0, 0x8}], 0x1c) 16:42:08 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6c, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:08 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x3}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1157.616399][T11970] FAULT_INJECTION: forcing a failure. [ 1157.616399][T11970] name fail_usercopy, interval 1, probability 0, space 0, times 0 16:42:08 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x4}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1157.668217][T11970] CPU: 1 PID: 11970 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1157.677661][T11970] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1157.688467][T11970] Call Trace: [ 1157.691881][T11970] dump_stack+0x137/0x19d [ 1157.696227][T11970] should_fail+0x23c/0x250 [ 1157.700904][T11970] should_fail_usercopy+0x16/0x20 [ 1157.705934][T11970] _copy_from_user+0x1c/0xd0 [ 1157.710625][T11970] snd_seq_oss_write+0x36f/0x550 [ 1157.715595][T11970] ? odev_read+0x60/0x60 [ 1157.720054][T11970] odev_write+0x45/0x60 [ 1157.724326][T11970] vfs_write+0x223/0x7e0 [ 1157.729040][T11970] ? __fget_light+0x219/0x260 [ 1157.733788][T11970] ksys_write+0xce/0x180 [ 1157.738125][T11970] __x64_sys_write+0x3e/0x50 [ 1157.742832][T11970] do_syscall_64+0x39/0x80 [ 1157.747699][T11970] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1157.753657][T11970] RIP: 0033:0x466459 [ 1157.757847][T11970] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1157.777920][T11970] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1157.786340][T11970] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1157.794622][T11970] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1157.802939][T11970] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1157.810912][T11970] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:42:08 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0x2400, {}, {}, @quote}], 0xff33) 16:42:08 executing program 3: r0 = accept$netrom(0xffffffffffffffff, &(0x7f0000000000)={{0x3, @null}, [@bcast, @remote, @default, @rose, @netrom, @default, @netrom]}, &(0x7f00000000c0)=0x48) ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000140)={"ed3f2b9805ba10f9e04695e46debdc42", 0x0, 0x0, {0x6, 0x3ff}, {0x5, 0x7a}, 0x3, [0x4, 0x3d6e, 0x1afa, 0x7fffffff, 0xb5, 0x7f, 0x63ec, 0x4800000, 0x9, 0x4, 0x5, 0x8, 0x81, 0xfffffffffffffff8, 0x30, 0x1]}) r2 = dup(r0) ioctl$VHOST_NET_SET_BACKEND(r2, 0x4008af30, &(0x7f0000001240)) ioctl$BTRFS_IOC_SUBVOL_CREATE_V2(r0, 0x50009418, &(0x7f0000000240)={{}, r1, 0x0, @unused=[0x0, 0x7, 0x193, 0x3ff], @name="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"}) r3 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r3, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) 16:42:08 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6d, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:08 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0x0, 0x0, 0xff}], 0x1c) [ 1157.818963][T11970] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:08 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x5}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:08 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000000)=ANY=[@ANYBLOB="040000000000a19cf0270a0000000000000000"], 0x8) ioctl$SNDCTL_FM_4OP_ENABLE(r0, 0x4004510f, &(0x7f0000000040)=0x1) 16:42:08 executing program 5 (fault-call:4 fault-nth:56): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:08 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:42:08 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0xbf00, {}, {}, @quote}], 0xff33) 16:42:08 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x8}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:08 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6f, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:08 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0x0, 0x0, 0x0, 0x2}], 0x1c) 16:42:08 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0xbf}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:08 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0xff03, {}, {}, @quote}], 0xff33) [ 1158.089064][T12019] FAULT_INJECTION: forcing a failure. [ 1158.089064][T12019] name fail_usercopy, interval 1, probability 0, space 0, times 0 16:42:08 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x8d202, 0x0) write$sequencer(r0, &(0x7f0000000000)=ANY=[@ANYBLOB="ff0b0014fec91331"], 0x8) 16:42:08 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100), 0x0) [ 1158.141900][T12019] CPU: 0 PID: 12019 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1158.150912][T12019] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1158.161087][T12019] Call Trace: [ 1158.164406][T12019] dump_stack+0x137/0x19d [ 1158.168778][T12019] should_fail+0x23c/0x250 [ 1158.173246][T12019] should_fail_usercopy+0x16/0x20 [ 1158.178303][T12019] _copy_from_user+0x1c/0xd0 [ 1158.183022][T12019] snd_seq_oss_write+0x36f/0x550 [ 1158.187979][T12019] ? odev_read+0x60/0x60 [ 1158.193073][T12019] odev_write+0x45/0x60 [ 1158.197283][T12019] vfs_write+0x223/0x7e0 [ 1158.201543][T12019] ? __fget_light+0x219/0x260 [ 1158.206238][T12019] ksys_write+0xce/0x180 [ 1158.210690][T12019] __x64_sys_write+0x3e/0x50 [ 1158.215429][T12019] do_syscall_64+0x39/0x80 [ 1158.220050][T12019] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1158.225958][T12019] RIP: 0033:0x466459 [ 1158.229878][T12019] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1158.250730][T12019] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1158.259143][T12019] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1158.267110][T12019] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1158.275078][T12019] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1158.283054][T12019] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:42:09 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0xff}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1158.291030][T12019] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:09 executing program 5 (fault-call:4 fault-nth:57): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:09 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0x0, 0x0, 0x0, 0x3}], 0x1c) 16:42:09 executing program 3: ioctl$DRM_IOCTL_MODE_GETCONNECTOR(0xffffffffffffffff, 0xc05064a7, &(0x7f0000000180)={&(0x7f0000000000)=[0x0, 0x0, 0x0], &(0x7f0000000040)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f00000000c0)=[0x0, 0x0], &(0x7f0000000140)=[0x0, 0x0], 0x8, 0x2, 0x4}) r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) 16:42:09 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:09 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x70, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:09 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0x40000, {}, {}, @quote}], 0xff33) 16:42:09 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000040)=ANY=[@ANYBLOB="ff4a0000fe0000006106aa3a19f827180e0b004f88c1915195af952bb8dac3a16ef524ae"], 0x8) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) getresgid(&(0x7f0000000180)=0x0, &(0x7f00000001c0)=0x0, &(0x7f0000000240)=0x0) getgroups(0x7, &(0x7f0000000a40)=[0xee00, r4, r3, r4, r2, r4, r3]) fchown(r1, 0xee01, r3) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) ioctl$SNDCTL_SEQ_OUTOFBAND(r1, 0x40085112, &(0x7f0000000000)=@e={0xff, 0x0, 0x26, 0x47, @SEQ_NOTEON=@note=0x12, 0x77, 0x9, 0x9}) [ 1158.452794][T12052] FAULT_INJECTION: forcing a failure. [ 1158.452794][T12052] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1158.500838][T12052] CPU: 0 PID: 12052 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1158.509635][T12052] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1158.520589][T12052] Call Trace: [ 1158.523954][T12052] dump_stack+0x137/0x19d [ 1158.528291][T12052] should_fail+0x23c/0x250 [ 1158.532756][T12052] should_fail_usercopy+0x16/0x20 [ 1158.537955][T12052] _copy_from_user+0x1c/0xd0 [ 1158.542545][T12052] snd_seq_oss_write+0x36f/0x550 [ 1158.548522][T12052] ? odev_read+0x60/0x60 [ 1158.552766][T12052] odev_write+0x45/0x60 [ 1158.556913][T12052] vfs_write+0x223/0x7e0 [ 1158.561221][T12052] ? __fget_light+0x219/0x260 [ 1158.566194][T12052] ksys_write+0xce/0x180 [ 1158.570444][T12052] __x64_sys_write+0x3e/0x50 [ 1158.575037][T12052] do_syscall_64+0x39/0x80 [ 1158.579449][T12052] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1158.585359][T12052] RIP: 0033:0x466459 [ 1158.589282][T12052] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1158.608961][T12052] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1158.617379][T12052] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1158.625390][T12052] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1158.633355][T12052] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1158.641335][T12052] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:42:09 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x0, 0x2}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:09 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0x0, 0x0, 0x0, 0x4}], 0x1c) [ 1158.649302][T12052] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:09 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0x1000000, {}, {}, @quote}], 0xff33) 16:42:09 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x71, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:09 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x0, 0x3}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:09 executing program 5 (fault-call:4 fault-nth:58): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:09 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) write$sequencer(r0, &(0x7f0000000000)=[@generic={0x2}, @echo=0x3, @s={0x5, @SEQ_MIDIPUTC=0xd9, 0x1, 0x7}, @generic, @x={0x94, 0x5, "b20fd3870c55"}, @echo=0xea, @echo=0x6, @generic={0x8a}, @s={0x5, @SEQ_MIDIPUTC=0xd6, 0x3, 0x2}], 0x1f) 16:42:09 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0x0, 0x0, 0x0, 0x5}], 0x1c) 16:42:09 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x72, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:09 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0x2000000, {}, {}, @quote}], 0xff33) 16:42:09 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x0, 0x4}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1158.897402][T12095] FAULT_INJECTION: forcing a failure. [ 1158.897402][T12095] name fail_usercopy, interval 1, probability 0, space 0, times 0 16:42:09 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x1, @SEQ_NOTEON=@special}], 0x8) 16:42:09 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0x0, 0x0, 0x0, 0x8}], 0x1c) [ 1158.939958][T12095] CPU: 1 PID: 12095 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1158.948879][T12095] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1158.958935][T12095] Call Trace: [ 1158.962222][T12095] dump_stack+0x137/0x19d [ 1158.966557][T12095] should_fail+0x23c/0x250 [ 1158.970976][T12095] should_fail_usercopy+0x16/0x20 [ 1158.976007][T12095] _copy_from_user+0x1c/0xd0 [ 1158.980605][T12095] snd_seq_oss_write+0x36f/0x550 [ 1158.985555][T12095] ? odev_read+0x60/0x60 [ 1158.989808][T12095] odev_write+0x45/0x60 [ 1158.993969][T12095] vfs_write+0x223/0x7e0 [ 1158.998292][T12095] ? __fget_light+0x219/0x260 [ 1159.002973][T12095] ksys_write+0xce/0x180 [ 1159.007219][T12095] __x64_sys_write+0x3e/0x50 [ 1159.011810][T12095] do_syscall_64+0x39/0x80 [ 1159.016218][T12095] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1159.022207][T12095] RIP: 0033:0x466459 [ 1159.026133][T12095] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1159.045941][T12095] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1159.054355][T12095] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1159.062334][T12095] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1159.070308][T12095] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1159.078395][T12095] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:42:09 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x0, 0x5}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:09 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0x3000000, {}, {}, @quote}], 0xff33) 16:42:09 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x73, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) [ 1159.086478][T12095] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:09 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0x4000000, {}, {}, @quote}], 0xff33) 16:42:10 executing program 5 (fault-call:4 fault-nth:59): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:10 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) write$sequencer(r0, &(0x7f0000000100)=ANY=[@ANYRES32=r1], 0xfffffffffffffe23) 16:42:10 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0x0, 0x0, 0x0, 0xff}], 0x1c) 16:42:10 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x0, 0x8}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:10 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x74, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:10 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0x5000000, {}, {}, @quote}], 0xff33) 16:42:10 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:42:10 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x0, 0xbf}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1159.339047][T12134] FAULT_INJECTION: forcing a failure. [ 1159.339047][T12134] name fail_usercopy, interval 1, probability 0, space 0, times 0 16:42:10 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x24000, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer\x00', 0x80100, 0x0) ioctl$SNDCTL_SEQ_CTRLRATE(r0, 0xc0045103, &(0x7f0000000000)=0x3) write$sequencer(r0, &(0x7f0000000100)=ANY=[@ANYBLOB="dd0a0000fe000000"], 0x8) [ 1159.404326][T12134] CPU: 0 PID: 12134 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1159.413349][T12134] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1159.423406][T12134] Call Trace: [ 1159.426687][T12134] dump_stack+0x137/0x19d [ 1159.431034][T12134] should_fail+0x23c/0x250 [ 1159.435535][T12134] should_fail_usercopy+0x16/0x20 [ 1159.440596][T12134] _copy_from_user+0x1c/0xd0 [ 1159.445206][T12134] snd_seq_oss_write+0x36f/0x550 [ 1159.450468][T12134] ? odev_read+0x60/0x60 [ 1159.454810][T12134] odev_write+0x45/0x60 [ 1159.459279][T12134] vfs_write+0x223/0x7e0 [ 1159.463535][T12134] ? __fget_light+0x219/0x260 [ 1159.468216][T12134] ksys_write+0xce/0x180 [ 1159.472462][T12134] __x64_sys_write+0x3e/0x50 [ 1159.477186][T12134] do_syscall_64+0x39/0x80 [ 1159.481599][T12134] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1159.487595][T12134] RIP: 0033:0x466459 [ 1159.491513][T12134] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1159.512896][T12134] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1159.521782][T12134] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1159.530055][T12134] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1159.538117][T12134] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 16:42:10 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x75, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:10 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0x6000000, {}, {}, @quote}], 0xff33) 16:42:10 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x0, 0xff}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1159.548009][T12134] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1159.556279][T12134] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:10 executing program 5 (fault-call:4 fault-nth:60): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:10 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}], 0x1c) 16:42:10 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:10 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe, 0x0, 0x0, 0x1}], 0x8) r1 = fsmount(0xffffffffffffffff, 0x1, 0x77) ioctl$SNDCTL_SEQ_OUTOFBAND(r1, 0x40085112, &(0x7f0000000000)=@x={0x94, 0x5, "488c003fa731"}) 16:42:10 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0x8000000, {}, {}, @quote}], 0xff33) 16:42:10 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x5, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1159.718307][T12179] FAULT_INJECTION: forcing a failure. [ 1159.718307][T12179] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1159.759009][T12179] CPU: 1 PID: 12179 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1159.768339][T12179] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1159.778770][T12179] Call Trace: [ 1159.782069][T12179] dump_stack+0x137/0x19d [ 1159.786540][T12179] should_fail+0x23c/0x250 [ 1159.791154][T12179] should_fail_usercopy+0x16/0x20 [ 1159.796397][T12179] _copy_from_user+0x1c/0xd0 [ 1159.801081][T12179] snd_seq_oss_write+0x36f/0x550 16:42:10 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x2}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1159.806122][T12179] ? odev_read+0x60/0x60 [ 1159.810580][T12179] odev_write+0x45/0x60 [ 1159.814743][T12179] vfs_write+0x223/0x7e0 [ 1159.818993][T12179] ? __fget_light+0x219/0x260 [ 1159.823819][T12179] ksys_write+0xce/0x180 [ 1159.828125][T12179] __x64_sys_write+0x3e/0x50 [ 1159.832726][T12179] do_syscall_64+0x39/0x80 [ 1159.837406][T12179] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1159.844435][T12179] RIP: 0033:0x466459 16:42:10 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x3}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1159.848327][T12179] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1159.868112][T12179] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1159.876616][T12179] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1159.884680][T12179] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1159.892827][T12179] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1159.900806][T12179] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:42:10 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}], 0x1c) 16:42:10 executing program 3: openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/snd/timer\x00', 0x280e02) r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x420101, 0x0) write$sequencer(r0, &(0x7f0000000100)=ANY=[@ANYRES16=r0], 0x8) 16:42:10 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0x24000000, {}, {}, @quote}], 0xff33) [ 1159.908871][T12179] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:10 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7b, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:10 executing program 5 (fault-call:4 fault-nth:61): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:10 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x4}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:10 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0x80ffffff, {}, {}, @quote}], 0xff33) 16:42:10 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}], 0x1c) 16:42:10 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) write$sequencer(r1, &(0x7f0000000000)=[@e={0xff, 0xa, 0x6, 0x1, @generic=0x1, 0x0, 0x40, 0x6}, @l={0x92, 0x8, 0xc0, 0x1, 0x40, 0x1, 0x1000}, @v={0x93, 0x3, 0xa0, 0x3, @MIDI_NOTEON=@special, 0x4, 0xcaf}, @x={0x94, 0xa, "634efe41f1b5"}], 0x20) 16:42:10 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5}], 0x1c) 16:42:10 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7c, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:10 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0x81ffffff, {}, {}, @quote}], 0xff33) [ 1160.139173][T12221] FAULT_INJECTION: forcing a failure. [ 1160.139173][T12221] name fail_usercopy, interval 1, probability 0, space 0, times 0 16:42:10 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) write$sequencer(r1, &(0x7f0000000000)=[@t={0x4, 0x3, 0x5, 0xfa}, @n={0x1, 0xbb, @SEQ_NOTEON=@note=0x6f, 0xca}], 0xc) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) [ 1160.209272][T12221] CPU: 0 PID: 12221 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1160.221462][T12221] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1160.231792][T12221] Call Trace: [ 1160.235069][T12221] dump_stack+0x137/0x19d [ 1160.239489][T12221] should_fail+0x23c/0x250 [ 1160.243923][T12221] should_fail_usercopy+0x16/0x20 [ 1160.249174][T12221] _copy_from_user+0x1c/0xd0 [ 1160.253859][T12221] snd_seq_oss_write+0x36f/0x550 [ 1160.259388][T12221] ? odev_read+0x60/0x60 [ 1160.263632][T12221] odev_write+0x45/0x60 [ 1160.267966][T12221] vfs_write+0x223/0x7e0 [ 1160.272365][T12221] ? __fget_light+0x219/0x260 [ 1160.277065][T12221] ksys_write+0xce/0x180 [ 1160.281419][T12221] __x64_sys_write+0x3e/0x50 [ 1160.286350][T12221] do_syscall_64+0x39/0x80 [ 1160.290945][T12221] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1160.297011][T12221] RIP: 0033:0x466459 [ 1160.300918][T12221] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1160.321202][T12221] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1160.329829][T12221] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1160.337891][T12221] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1160.346161][T12221] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 16:42:10 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x5}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:11 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0x92ffffff, {}, {}, @quote}], 0xff33) 16:42:11 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0x93ffffff, {}, {}, @quote}], 0xff33) [ 1160.354684][T12221] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1160.362808][T12221] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:11 executing program 5 (fault-call:4 fault-nth:62): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:11 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0x94ffffff, {}, {}, @quote}], 0xff33) 16:42:11 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x20ac00, 0x0) write$sequencer(r0, &(0x7f0000000100)=ANY=[@ANYBLOB="ffd00100fe000000"], 0x8) 16:42:11 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7d, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:11 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8}], 0x1c) 16:42:11 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x8}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:11 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) ioctl$BTRFS_IOC_DEV_INFO(r0, 0xd000941e, &(0x7f00000000c0)={0x0, "61166d45ba803facce8f62bef96ad468"}) ioctl$SNDCTL_SEQ_GETTIME(r0, 0x80045113, &(0x7f0000000000)) [ 1160.495015][T12257] FAULT_INJECTION: forcing a failure. [ 1160.495015][T12257] name fail_usercopy, interval 1, probability 0, space 0, times 0 16:42:11 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0x0, 0x0, 0x0, 0x0, 0x300}], 0x1c) [ 1160.548733][T12257] CPU: 1 PID: 12257 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1160.557647][T12257] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1160.568074][T12257] Call Trace: [ 1160.571445][T12257] dump_stack+0x137/0x19d [ 1160.576088][T12257] should_fail+0x23c/0x250 [ 1160.580777][T12257] should_fail_usercopy+0x16/0x20 [ 1160.585808][T12257] _copy_from_user+0x1c/0xd0 [ 1160.590428][T12257] snd_seq_oss_write+0x36f/0x550 [ 1160.595830][T12257] ? odev_read+0x60/0x60 [ 1160.600152][T12257] odev_write+0x45/0x60 [ 1160.604456][T12257] vfs_write+0x223/0x7e0 [ 1160.608821][T12257] ? __fget_light+0x219/0x260 [ 1160.613615][T12257] ksys_write+0xce/0x180 [ 1160.617980][T12257] __x64_sys_write+0x3e/0x50 [ 1160.622756][T12257] do_syscall_64+0x39/0x80 [ 1160.627212][T12257] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1160.633249][T12257] RIP: 0033:0x466459 [ 1160.637144][T12257] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1160.659865][T12257] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1160.668469][T12257] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1160.676810][T12257] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1160.685019][T12257] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 16:42:11 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x82, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:11 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0xbf000000, {}, {}, @quote}], 0xff33) 16:42:11 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1160.693162][T12257] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1160.701220][T12257] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:11 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0x0, 0x0, 0x0, 0x0, 0x500}], 0x1c) 16:42:11 executing program 5 (fault-call:4 fault-nth:63): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:11 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0xfdffffff, {}, {}, @quote}], 0xff33) 16:42:11 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=ANY=[@ANYBLOB="0e0b0008fe408100"], 0x8) 16:42:11 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x83, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:11 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}, 0x2}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:11 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f00}], 0x1c) [ 1161.004047][T12302] FAULT_INJECTION: forcing a failure. [ 1161.004047][T12302] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1161.039409][T12302] CPU: 0 PID: 12302 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1161.048487][T12302] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1161.058763][T12302] Call Trace: [ 1161.062119][T12302] dump_stack+0x137/0x19d [ 1161.066470][T12302] should_fail+0x23c/0x250 [ 1161.070956][T12302] should_fail_usercopy+0x16/0x20 [ 1161.075978][T12302] _copy_from_user+0x1c/0xd0 [ 1161.080582][T12302] snd_seq_oss_write+0x36f/0x550 [ 1161.085821][T12302] ? odev_read+0x60/0x60 [ 1161.090548][T12302] odev_write+0x45/0x60 [ 1161.094914][T12302] vfs_write+0x223/0x7e0 [ 1161.099228][T12302] ? __fget_light+0x219/0x260 [ 1161.104183][T12302] ksys_write+0xce/0x180 [ 1161.108830][T12302] __x64_sys_write+0x3e/0x50 [ 1161.114010][T12302] do_syscall_64+0x39/0x80 [ 1161.118435][T12302] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1161.125031][T12302] RIP: 0033:0x466459 [ 1161.128915][T12302] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 16:42:11 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}], 0x1c) 16:42:11 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0xfeffffff, {}, {}, @quote}], 0xff33) 16:42:11 executing program 3: sendmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$batadv(&(0x7f0000000400)='batadv\x00', 0xffffffffffffffff) r2 = socket$inet(0x2, 0x2, 0x0) getsockopt$inet_pktinfo(r2, 0x0, 0x8, &(0x7f0000000040)={0x0, @local, @local}, &(0x7f0000000280)) sendmsg$BATADV_CMD_GET_GATEWAYS(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000500)={&(0x7f0000000100)={0x1c, r1, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r3}]}, 0x1c}}, 0x0) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$batadv(&(0x7f0000000400)='batadv\x00', 0xffffffffffffffff) r6 = socket$inet(0x2, 0x2, 0x0) getsockopt$inet_pktinfo(r6, 0x0, 0x8, &(0x7f0000000040)={0x0, @local, @local}, &(0x7f0000000280)) sendmsg$BATADV_CMD_GET_GATEWAYS(r4, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000500)={&(0x7f0000000100)={0x1c, r5, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r7}]}, 0x1c}}, 0x0) r8 = socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_genetlink_get_family_id$batadv(&(0x7f0000000400)='batadv\x00', 0xffffffffffffffff) r10 = socket$inet(0x2, 0x2, 0x0) getsockopt$inet_pktinfo(r10, 0x0, 0x8, &(0x7f0000000040)={0x0, @local, @local}, &(0x7f0000000280)) sendmsg$BATADV_CMD_GET_GATEWAYS(r8, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000500)={&(0x7f0000000100)={0x1c, r9, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r11}]}, 0x1c}}, 0x0) sendmsg$ETHTOOL_MSG_DEBUG_SET(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000040)={&(0x7f0000000840)={0x2d4, 0x0, 0x100, 0x70bd26, 0x25dfdbfc, {}, [@ETHTOOL_A_DEBUG_HEADER={0xa0, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'tunl0\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth0_vlan\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'wg1\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'vlan0\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r3}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth1_to_bond\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth1\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'netdevsim0\x00'}]}, @ETHTOOL_A_DEBUG_HEADER={0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x3}]}, @ETHTOOL_A_DEBUG_HEADER={0x4c, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'wg2\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'xfrm0\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r7}]}, @ETHTOOL_A_DEBUG_HEADER={0x28, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'gretap0\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x3}]}, @ETHTOOL_A_DEBUG_MSGMASK={0x194, 0x2, 0x0, 0x1, [@ETHTOOL_A_BITSET_VALUE={0x4a, 0x4, "51c3b1c7c9146333849ee1180141634cdb606efe7b06a8dac8c082606cb129c7d5e7d0d3907f6746ee330e230c46196ab4bec71ae518a37812fc198784357a5f3a29aab6d64c"}, @ETHTOOL_A_BITSET_SIZE={0x8, 0x2, 0x8}, @ETHTOOL_A_BITSET_SIZE={0x8, 0x2, 0x401}, @ETHTOOL_A_BITSET_BITS={0x90, 0x3, 0x0, 0x1, [{0x18, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x6}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}]}, {0x14, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x7fff}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x6}]}, {0x18, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_NAME={0xb, 0x2, '#/{@&+\x00'}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8}]}, {0x48, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_NAME={0x8, 0x2, ')%@\x00'}, @ETHTOOL_A_BITSET_BIT_NAME={0x5, 0x2, '\x00'}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x4ed}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x3}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x800}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x101}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x2}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x2}]}]}, @ETHTOOL_A_BITSET_MASK={0xa4, 0x5, "567a516d69a29f51b5648b6544a3ba8cec538f9b8caba37c5fa35e3bd1b206c9e7005655934bd5645123b6b87c36f6ddb118603e5c9a15259d9d89fbaa547a909cdc269af2262d50ce7fcaf790a887399e1a71b0762434938629ec27820791b05a9ba8a91e0ccf5869d62f892c562f5cc67fd7e0fd0ca53ad1b5df9b4c2267d31e531acac39d6b1c7cae21afbed9f24f2b3e0dd996978a67b8a1c6f77c5a523a"}]}, @ETHTOOL_A_DEBUG_HEADER={0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r11}]}]}, 0x2d4}, 0x1, 0x0, 0x0, 0x4000000}, 0x1) r12 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r12, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) 16:42:11 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}, 0x3}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:11 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x84, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) [ 1161.149197][T12302] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1161.158295][T12302] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1161.166570][T12302] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1161.174832][T12302] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1161.183150][T12302] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1161.191130][T12302] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:12 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x3) 16:42:12 executing program 5 (fault-call:4 fault-nth:64): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:12 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer2\x00', 0x103040, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) ioctl$BTRFS_IOC_QGROUP_CREATE(0xffffffffffffffff, 0x4010942a, &(0x7f0000000000)={0x0, 0xffffffffffffff45}) 16:42:12 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x8) 16:42:12 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0xff030000, {}, {}, @quote}], 0xff33) 16:42:12 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}, 0x4}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:12 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x8) 16:42:12 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x200000dc) [ 1161.417923][T12335] FAULT_INJECTION: forcing a failure. [ 1161.417923][T12335] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1161.461695][T12335] CPU: 0 PID: 12335 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1161.470490][T12335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1161.482200][T12335] Call Trace: [ 1161.485679][T12335] dump_stack+0x137/0x19d [ 1161.490024][T12335] should_fail+0x23c/0x250 [ 1161.494452][T12335] should_fail_usercopy+0x16/0x20 [ 1161.499605][T12335] _copy_from_user+0x1c/0xd0 [ 1161.504389][T12335] snd_seq_oss_write+0x36f/0x550 [ 1161.509339][T12335] ? odev_read+0x60/0x60 [ 1161.513583][T12335] odev_write+0x45/0x60 [ 1161.517963][T12335] vfs_write+0x223/0x7e0 [ 1161.522406][T12335] ? __fget_light+0x219/0x260 [ 1161.527196][T12335] ksys_write+0xce/0x180 [ 1161.531449][T12335] __x64_sys_write+0x3e/0x50 [ 1161.536507][T12335] do_syscall_64+0x39/0x80 [ 1161.541361][T12335] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1161.547269][T12335] RIP: 0033:0x466459 [ 1161.551254][T12335] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1161.571390][T12335] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1161.580086][T12335] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1161.588060][T12335] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1161.596297][T12335] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 16:42:12 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @generic=0xff}], 0x8) 16:42:12 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0xffffff80, {}, {}, @quote}], 0xff33) 16:42:12 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}, 0x5}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1161.604404][T12335] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1161.613283][T12335] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:12 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000)='/dev/btrfs-control\x00', 0x80400, 0x0) sendto$inet6(r1, &(0x7f0000000080)="eab4cef2f9039c52818df9a2ca", 0xd, 0x0, &(0x7f0000000100)={0xa, 0x4e24, 0xffffff7f, @local}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:12 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000080)=ANY=[@ANYBLOB="0500000001a9ab99e02a20b73f946366bfd38303000000"], 0x8) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x80, 0x0, @SEQ_CONTROLLER=0xfe, 0x0, 0x9}], 0x8) 16:42:12 executing program 5 (fault-call:4 fault-nth:65): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:12 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x7ffff000) 16:42:12 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0xffffff81, {}, {}, @quote}], 0xff33) 16:42:12 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}, 0x8}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:12 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0xffffff92, {}, {}, @quote}], 0xff33) [ 1161.803158][T12369] FAULT_INJECTION: forcing a failure. [ 1161.803158][T12369] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1161.875886][T12369] CPU: 0 PID: 12369 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1161.884902][T12369] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1161.895379][T12369] Call Trace: [ 1161.898680][T12369] dump_stack+0x137/0x19d [ 1161.903022][T12369] should_fail+0x23c/0x250 [ 1161.907448][T12369] should_fail_usercopy+0x16/0x20 [ 1161.912729][T12369] _copy_from_user+0x1c/0xd0 [ 1161.917537][T12369] snd_seq_oss_write+0x36f/0x550 [ 1161.922493][T12369] ? odev_read+0x60/0x60 [ 1161.926744][T12369] odev_write+0x45/0x60 [ 1161.930980][T12369] vfs_write+0x223/0x7e0 [ 1161.935255][T12369] ? __fget_light+0x219/0x260 [ 1161.940135][T12369] ksys_write+0xce/0x180 [ 1161.944516][T12369] __x64_sys_write+0x3e/0x50 [ 1161.949175][T12369] do_syscall_64+0x39/0x80 [ 1161.953609][T12369] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1161.959972][T12369] RIP: 0033:0x466459 [ 1161.963874][T12369] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1161.983899][T12369] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1161.992309][T12369] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1162.000956][T12369] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1162.009096][T12369] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1162.017393][T12369] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:42:12 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) r1 = accept4(r0, &(0x7f0000000100)=@nfc_llcp, &(0x7f0000000000)=0x80, 0x80800) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x4e24, 0x23b6635f, @empty, 0x1268}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:12 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0xffffff93, {}, {}, @quote}], 0xff33) 16:42:12 executing program 3: ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_LAPIC(r2, 0xc008ae88, &(0x7f0000001a40)={"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"}) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) r5 = ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) ioctl$KVM_SET_LAPIC(r5, 0xc008ae88, &(0x7f0000001a40)={"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"}) r6 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CREATE_VM(r6, 0xae01, 0x0) bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000680)={&(0x7f0000000480)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0xc5, 0xc5, 0x8, [@datasec={0xc, 0x5, 0x0, 0xf, 0x1, [{0x5, 0x40, 0x8}, {0x1, 0x0, 0xfff}, {0x1, 0x87}, {0x1, 0x4, 0x1}, {0x4, 0x9, 0x8}], 'z'}, @int={0xe, 0x0, 0x0, 0x1, 0x0, 0x48, 0x0, 0xc, 0x1}, @int={0x1, 0x0, 0x0, 0x1, 0x0, 0x8, 0x0, 0x2d, 0x5}, @int={0x7, 0x0, 0x0, 0x1, 0x0, 0x60, 0x0, 0x32, 0x7}, @fwd={0xa}, @volatile={0xe}, @enum={0x7, 0x2, 0x0, 0x6, 0x4, [{0x7, 0x7}, {0xb, 0x5}]}, @array={0x0, 0x0, 0x0, 0x3, 0x0, {0x5, 0x4, 0x100}}]}, {0x0, [0x61, 0x5f, 0x5f, 0x2e, 0x61, 0x0]}}, &(0x7f0000000580)=""/215, 0xe8, 0xd7}, 0x20) r7 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CREATE_VM(r7, 0xae01, 0x0) r8 = syz_mount_image$vxfs(&(0x7f00000006c0)='vxfs\x00', &(0x7f0000000700)='./file0\x00', 0x9, 0x6, &(0x7f0000000a40)=[{&(0x7f0000000740)="21ec6b0aae554d5b4d53ca8f2074aa6fb0bc4e910c478e714d864637630a879713cfb52044b8338b84c5000a9384e673037219388cd114e397ec54f0dbc4654f8e13b764efce8710e7dea0c519d5eb1edb953f5e660b80ba80817ec04bafa438cf1a59ba638ad0fc5e484d815e8e0c10feb61daa589b81cff9938c9bed0a0653e4fddb84cc47da47eede8f3cc36fb5318692852181bfea44970c20a9bce50a3eb8f58f87365c5b08505f4b5f7931e1fd9032529a4948601ba853a11a", 0xbc, 0x2}, {&(0x7f0000000800)="ac03b43f36946b1f6738a041897666c246ea3700c45e9aa8ef0e68", 0x1b, 0xd7}, {&(0x7f0000000840)="4fe8cde5e3916f5ea6a3b7e7113a77827b40f9da7aa69dcbee3b2df6f029336abeba7e3af9686adf7458f499ac2063cc09db20acc3bcbd460d839e1247177c7ec8de5bb3fd960f9f6026c5a018551a2c00526f900c7ca4a25c4cf2b79a82aadb91e84990b4c2554c3d4f989eccab2fcc2de3216cfe0ae475abe7f2", 0x7b, 0xff}, {&(0x7f00000008c0)="f047b1be64469be11e4f24f8aa8c50776fdc5219f982a09528457fab26", 0x1d, 0x1}, {&(0x7f0000000900)="2525a466a7d99dd2c48d4fb6b972cd68713c274e9f0f578a5cc1cfba78a5bf79df0ecf28d7b3d157a8d1d782348a809b40ca4611d897b0ae379a0f12b43eb3e75057a7763f76717a3a13f89f463ff42a597edc948a702a48b031cd562f451956ae1cf70d3a57927cc8ed7eb5611d7724f1d7b44029859c6c4e2e2d3c84ed979e46794d3086b79fa1069ee7915908a322ab42619a8b1718dd", 0x98, 0x2}, {&(0x7f00000009c0)="3ff6a9dbfc056073d017163f716470e6aeebba0a898da40a4e6db527e4f6ca2c423d18db556829ef4a7daba6e56d89eb116e2abaa24c22f88b1981adb08d72b5532668368448bd73435de3e46980fbce48d234fcbb25d683af7d708c5b0af4c2c5", 0x61, 0x7}], 0x800000, &(0x7f0000000b00)={[{}, {}, {'/dev/sequencer\x00'}, {'/dev/sequencer\x00'}, {'/dev/sequencer\x00'}, {'[\'\\('}, {'/dev/sequencer\x00'}, {'/dev/sequencer\x00'}, {'/dev/sequencer\x00'}], [{@fsmagic={'fsmagic', 0x3d, 0x2}}, {@fsname={'fsname', 0x3d, '/dev/sequencer\x00'}}, {@euid_eq={'euid', 0x3d, 0xffffffffffffffff}}]}) r9 = syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) r10 = openat$incfs(0xffffffffffffffff, &(0x7f0000000bc0)='.pending_reads\x00', 0x0, 0x30) sendmsg$unix(0xffffffffffffffff, &(0x7f0000000d40)={&(0x7f0000000000)=@abs={0x0, 0x0, 0x4e20}, 0x6e, &(0x7f00000003c0)=[{&(0x7f00000000c0)="f2d5c7cce7a7333f47c8a649e52782", 0xf}, {&(0x7f0000000140)="47cf51e06d727f74e36be1ce45583ba0667a752b2b7460efc38197e5e2790156dc26e87fcde7ecb8ab8f3749d1716cbb820d4d4750893f28abb95714d7720fc2ac981c66911e660bd54f09c5f19df280beef6532f9c57e96e975", 0x5a}, {&(0x7f00000001c0)="c7a569e86d4c2777b16bffe5183da3d8ea266710170f6eb52d24bea51b45d1fc189567fb9a5686b873568bb02bbab1eafe11e6d7d930ed4d39d0b3877f9c27b5dc4ffb65336974f8b7d345a6af64f7d5fc3c377fd25b331ea0f8da0c05b8f0529855bf145d4f33116155e02b7f320be3cde07f053523f5ee98e71ae219214ccffab53c76dc0e98f55b0d2e91da140a7272a854f1d54af8ba2e223f0458f4886d5ad77d73da5a65f65b7b6624975ebf2f0841f88ee0e847512994cccf275cb39bc4e8891516", 0xc5}, {&(0x7f00000002c0)="1649f6b5f618402021fb2d346505a99426f34294", 0x14}, {&(0x7f0000000d80)="ea6ba3a6c20ace88656cbfbfc4e19f4ed83edef0f417e63aa635ebb036a8c0b3e5090c75524a286cd692615c2e33d8485863426f84faca0dacb42470904e5b4288f052850329b04ad1d72f501d322a835f99972c2a741327896da80aae71ca21fe20227c4d99be429f83fd9b6dafb896038164bb1449fc9036126c7732de12d6a22fdb6b479717deb47c5b4eb278c7237040e745133a6c5fe6", 0x99}], 0x5, &(0x7f0000000c00)=[@rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}, @cred={{0x1c}}, @rights={{0x18, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0xee01, 0xffffffffffffffff}}}, @rights={{0x28, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c}}, @rights={{0x30, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r7, r8, r9, 0xffffffffffffffff, 0xffffffffffffffff, r10]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0xee00, 0xee00}}}], 0x108, 0x40000}, 0x8000) r11 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r11, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) 16:42:12 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0xffffffffffffffff) 16:42:12 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}, 0xbf}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1162.025355][T12369] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:12 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0xffffff94, {}, {}, @quote}], 0xff33) 16:42:12 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) sendto$inet6(r0, &(0x7f0000000300)="2abe1b18f1f735c73dc17a3b09ecf1309c293731fe5590bea6fa63d2b5bce7745b0904d7ec3072ed372f47f665d79d5a13c33f957266349a48a6141863bc1337c77992e11660b745354bb82aba4235ec93532ad160c5c61d1682424664fdb0eccbbe4b8a43e95c1a2a178b779cfd0d57bd032a0bba96930d2060a87d1c62edf799d897b5c4e3264c09c6f99546e64d526089a64cb758fad831bc4c0ccfc6db21e9aea32ee2b5d43c1d1cc486626dd4f51f837077f6465d32c4b99d41582401e61b37f7d5a534e1fd4a3bd197174d901eb59830a8661f9818e668ee5ea52fee318c", 0xe1, 0x1, &(0x7f0000000080)={0xa, 0x4e24, 0x2, @local, 0x5}, 0x1c) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000000)={@ipv4={[], [], @rand_addr=0x64010102}, 0x1, 0x1, 0x2, 0x0, 0x5, 0x2000}, 0x20) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000100)={0x1, {{0xa, 0x4e24, 0xab7, @rand_addr=' \x01\x00', 0x800}}}, 0x88) 16:42:12 executing program 5 (fault-call:4 fault-nth:66): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) [ 1162.102755][T12387] vxfs: WRONG superblock magic 00000000 at 1 [ 1162.131001][T12387] vxfs: WRONG superblock magic 00000000 at 8 [ 1162.143929][T12387] vxfs: can't find superblock. 16:42:12 executing program 0: ioctl$SCSI_IOCTL_SEND_COMMAND(0xffffffffffffffff, 0x1, &(0x7f0000000040)={0x1d, 0x5, 0x6, "a6fdeed828542544629558bce4127c5924922bb0174b65079a38656fb5"}) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special, 0x0, 0x0, 0x1}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l={0x92, 0x0, 0x0, 0x1}], 0x1c) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) epoll_ctl$EPOLL_CTL_MOD(r0, 0x3, r2, &(0x7f0000000100)={0x80000020}) 16:42:12 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}, 0x300}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:13 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0xfffffffd, {}, {}, @quote}], 0xff33) [ 1162.219802][T12421] FAULT_INJECTION: forcing a failure. [ 1162.219802][T12421] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1162.271625][T12413] vxfs: WRONG superblock magic 00000000 at 1 [ 1162.275937][T12421] CPU: 0 PID: 12421 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1162.286708][T12421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1162.296964][T12421] Call Trace: [ 1162.300415][T12421] dump_stack+0x137/0x19d [ 1162.304954][T12421] should_fail+0x23c/0x250 [ 1162.309459][T12421] should_fail_usercopy+0x16/0x20 [ 1162.314586][T12421] _copy_from_user+0x1c/0xd0 [ 1162.319596][T12421] snd_seq_oss_write+0x36f/0x550 [ 1162.324656][T12421] ? odev_read+0x60/0x60 [ 1162.328900][T12421] odev_write+0x45/0x60 [ 1162.333057][T12421] vfs_write+0x223/0x7e0 [ 1162.337379][T12421] ? __fget_light+0x219/0x260 [ 1162.342149][T12421] ksys_write+0xce/0x180 [ 1162.346541][T12421] __x64_sys_write+0x3e/0x50 [ 1162.351135][T12421] do_syscall_64+0x39/0x80 [ 1162.356098][T12421] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1162.362277][T12421] RIP: 0033:0x466459 16:42:13 executing program 1: clock_gettime(0x0, &(0x7f0000000080)) clock_gettime(0x0, &(0x7f0000000480)) pselect6(0x40, &(0x7f00000003c0)={0x401, 0x9, 0x8, 0x1ff, 0x3, 0x80000001, 0x400}, &(0x7f0000000400)={0xfffffffffffffc00, 0x7, 0x5, 0x1ff, 0x6, 0x7f, 0x8, 0x403}, &(0x7f0000000440)={0x66a9, 0x2, 0x6, 0x401, 0x4ad3fa6b, 0x20, 0x7, 0xa2}, &(0x7f00000004c0)={0x77359400}, &(0x7f0000000540)={&(0x7f0000000500)={[0x2]}, 0x8}) write$input_event(0xffffffffffffffff, &(0x7f0000000000)={{0x0, 0x2710}, 0x0, 0x3, 0xe40d}, 0x18) r0 = openat$cachefiles(0xffffffffffffff9c, &(0x7f0000000100)='/dev/cachefiles\x00', 0x40280, 0x0) ioctl$UI_SET_PROPBIT(r0, 0x4004556e, 0xd) pselect6(0x40, &(0x7f0000000180)={0x1f, 0x2, 0x8, 0x1, 0x1, 0x2, 0x4, 0x101}, &(0x7f00000001c0)={0x1f26, 0x80000000000, 0xaac, 0x5, 0xfc8, 0x200, 0xffffffff, 0x5}, &(0x7f0000000200)={0x1, 0xa5a7, 0x100000001, 0x4, 0x0, 0x1, 0x8, 0x44}, &(0x7f0000000300), &(0x7f0000000380)={&(0x7f0000000340)={[0x24]}, 0x8}) bind$inet6(0xffffffffffffffff, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) socket$inet6(0xa, 0x5, 0x92b) connect$inet6(0xffffffffffffffff, &(0x7f0000000580)={0xa, 0x4e23, 0x0, @private2, 0x8000000}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) sendmsg$can_bcm(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f0000001680)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=r2, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda8735913d833b7bbd3ef2618aaabec992c268005ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x40004) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001840)=ANY=[@ANYBLOB="2c0000005200000425bd7000fbdbdf251c080006000300000008000100", @ANYRES32=0x0, @ANYBLOB="08000600fbffffff0000009970eb"], 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) mq_timedreceive(r1, &(0x7f00000005c0)=""/123, 0x7b, 0x9, 0x0) openat$uinput(0xffffffffffffff9c, &(0x7f0000000140)='/dev/uinput\x00', 0x800, 0x0) 16:42:13 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}, 0x500}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:13 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0xfffffffe, {}, {}, @quote}], 0xff33) [ 1162.366176][T12421] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1162.386033][T12421] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1162.394579][T12421] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1162.402651][T12421] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1162.410713][T12421] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1162.418882][T12421] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1162.426861][T12421] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 [ 1162.441830][T12413] vxfs: WRONG superblock magic 00000000 at 8 [ 1162.451588][T12413] vxfs: can't find superblock. 16:42:13 executing program 3: write$sequencer(0xffffffffffffffff, &(0x7f0000000000)=ANY=[@ANYBLOB="92201d5125b48485003d1d365bccd4428e91db0e2c20b40409d43742f16b86baedaf3dfb31d7b7e6ae3de3da85d9af5a2f5a0691f33a83ab734df91f4a9f03b5930d57ae77ca1cd28e30692c70b49b9ed470a5b430e92e10048ebe24a3ab74a68e18af0ac80e08dcbd5f2702b043c04c4ab267fba5af379b5c407bf7c06405e3cba1607175b3bca2148f2132dc94cb9a95831f3d994cec8d3fa8f0fa14a1cbfd4e7fdc8ddae79138712c"], 0x8) ioctl$SNDCTL_SEQ_PANIC(0xffffffffffffffff, 0x5111) epoll_ctl$EPOLL_CTL_ADD(0xffffffffffffffff, 0x1, 0xffffffffffffffff, &(0x7f00000000c0)={0x8}) ioctl$SNDCTL_SEQ_RESET(0xffffffffffffffff, 0x5100) r0 = openat$vcsu(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vcsu\x00', 0x800, 0x0) r1 = syz_open_dev$video4linux(&(0x7f0000000140)='/dev/v4l-subdev#\x00', 0x8, 0x80) epoll_ctl$EPOLL_CTL_MOD(r0, 0x3, r1, &(0x7f0000000180)={0x70000002}) 16:42:13 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=ANY=[@ANYBLOB="0000ff00000000920000000000ffffffff000000"], 0x1c) 16:42:13 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}, 0xbf00}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:13 executing program 1: sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000001880)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000001840)={&(0x7f0000000200)={0x14, 0x0, 0x400, 0x70bd29, 0x25dfdbfd, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x800}, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$batadv(&(0x7f0000000400)='batadv\x00', 0xffffffffffffffff) r2 = socket$inet(0x2, 0x2, 0x0) getsockopt$inet_pktinfo(r2, 0x0, 0x8, &(0x7f0000000040)={0x0, @local, @local}, &(0x7f0000000280)) sendmsg$BATADV_CMD_GET_GATEWAYS(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000500)={&(0x7f0000000100)={0x1c, r1, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r3}]}, 0x1c}}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000019c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000001980)={&(0x7f0000001900)=@ipv6_newaddr={0x48, 0x14, 0x0, 0x79, 0x25dfdbff, {0xa, 0x3f, 0x0, 0xff, r3}, [@IFA_ADDRESS={0x14, 0x1, @local}, @IFA_FLAGS={0x8, 0x8, 0x40}, @IFA_LOCAL={0x14, 0x2, @ipv4={[], [], @loopback}}]}, 0x48}, 0x1, 0x0, 0x0, 0x4081}, 0x4048004) r4 = socket$inet6(0xa, 0x1, 0x8010000000000084) r5 = openat(0xffffffffffffff9c, &(0x7f00000018c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r5, 0x0) preadv(r5, &(0x7f0000000280), 0x0, 0xff, 0x0) recvmsg$kcm(r5, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r5, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r5, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) recvfrom$inet6(r5, &(0x7f0000000100)=""/198, 0xc6, 0x2, 0x0, 0x0) bind$inet6(r4, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r4, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r4, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:13 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0xffffffff, {}, {}, @quote}], 0xff33) 16:42:13 executing program 5 (fault-call:4 fault-nth:67): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:13 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:13 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x0, 0xd9f, 0x0) r1 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_LAPIC(r2, 0xc008ae88, &(0x7f0000001a40)={"06000000dd245c8475010000c9c8dc19643272a96fa42b76a00100002bec0ba41f0100003a40c8a4200000403b00041f04000000003c5ca2c2000000ee377abaece6b88378e3d63a84000040361d264ffa8b46485f02baee450300004252066178868d1ef4b5365c5dc26ca097ddda7c21a9845c0c1dbc75d7ea4df10000174a3ac8694525a72f44500a1f0db500800000000000008f37f06e4ea9f1e5f0c6c379f9cc58bf69fcde318ead4825aa006a832d309fcda5bb5a6baa41d614f6c8941bee805954a62d196a4e8d4bf6b21224b57f530d0000c1ff53bf79a1f5c5dc34b2262d66ae793b6304a30b97077f1c131045cbc11c4562d22db88d0edc5daee171cc04d96d9ec2db07478fbe65449b404923ad4a5672b1b285c7988c4ec0922c655ff600000000c00dc290d936d93236051fadfb4b95d02c0bda7ce38dabb7cd103fe4d0c9c963cd717a77f8df8d46099b1f58e068af6afbbc19db161c6df3e7c9c71bc08a282fc2c142856b5eddec2d1cc39035caef10dcd2c569319d6e9bb2058d023f669a64fc7d9684364673dcfa9235ea5a2ff23c4bb5c5acb2e8976dcac779ff000000000000003d4e185afe28b774b99d38c90937428617de4cdd6f53c419ce31054182fd898af7b7f1b1152c691611f897558d4b755cb783978d9859b0537b05b623dcb5c4ca9317471a40fa4998cca80e9605ab8c3c43840abd17deef0c8694c4395fc99be3c3fe7aeb8af4929ce7d346ca702f78b233b5208752726ed9f0c340d494b92d19cc930bb8a5f8b4da8f4603ac0c3b698384e17a570dc8524823ed15af4ecfabb4b2541d3c114b7bba1c21a845c9cf0d1cc24aba16f70f558b2246ad95ccf7d3f80cc0f768f08336ea1a33b79cf35b898837016eb211a1734c7af076e15451e33519fc978f66df7df4557c91024a8dc130a28ef5f63ad07b39c8d23b85cf434e065e8a29a800655d127de6f6347b4951f97b5703dc78b1ca9d74ea6a9ae12ab367c0de2659cc38d2f33ddd86e0597d33361eada119b5132145fa4525c488c7fffd6ceda6e9a02ebd97ced6b0161f2cc84615ceb8b18883299c636e9e46724a9a0600a8bb02f3e489631d522019a35fe12a33caf9dd8768ddbc02a484c345c3efb254297b1dbb04989c3f9f3c7b3c985c39b1d313018068d3809bac8c657e39f47692613e28387e955722908dd88b56163be8312ff47c5b6f070072975af74e97a5a8110a4d74496f4c8ec82ddb56d9b962d2fc43fa01a047666843badaaec6cc5a2ef989de9801fed6d4be2bfcfe07a69c46bffb7e7603970800000000000000d372bdd6d89dc1ecf63c23d506114d0fba2bd1c69e8f7e3fccdcda85ce975ec1381b1cec6ddaa76e186719d819164300"}) mmap(&(0x7f00003ca000/0x1000)=nil, 0x1000, 0x0, 0x110, r0, 0xee03b000) ioctl$INCFS_IOC_FILL_BLOCKS(r2, 0x80106720, &(0x7f0000002680)={0xa, &(0x7f0000002540)=[{0x3, 0x1000, &(0x7f0000000100)="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"}, {0x8, 0xa0, &(0x7f0000001100)="4fc79828c5ebb4634ef67837bdc43f5589241e9958987c79d5b21185b99b2da59719c8a2bdf68e3d697bf89bd1699945fd9e03ad763f3a0075996b50fadd4123bf8c95081cf9ac82f594177d3e3ab490309c5ac28f4cd236d161808a40ebed842d5ba1462653f6bc4f882a6a8da1359997a9faeac86bbd82dbd05fcc5558ed9919ef08a1226c62adb62634f4c09039dcbe210765a1b5c486132a4cad589d2dd1", 0x1}, {0xe58, 0x5e, &(0x7f00000011c0)="b21da4abeacc41df9e281973ecc9281be3b022f276811d872d95ef27b56c9bfcebe7d5f3065b598711442d5d96329be7076ee0860059939116ff1b831c28b16d3987a1ba4732d4781a1ce8ec742e05caac125547ad696965d79f6dbc3300", 0x1}, {0x5, 0xb, &(0x7f0000000040)="31ffad2e4ffc90d1b1f45c", 0x1, 0x1}, {0x2, 0xc, &(0x7f0000001240)="b2767e4dab79f91ea39f9a85", 0x0, 0x1}, {0x100, 0xdf, &(0x7f0000001280)="2cf4339f617779c6384abd8237b56f85d58e60b11205bb862f1e9bacd8986f8f32c463190933bbe0b32b340f71d557e77415d71ec062f5a42953fd21a043f5d7a8597ae4ef3ed723c3deb48f2144124a6c06126e8dda4ed89fb3b5fcba494ece39633c07bfe19e49cb2d911f49ef587c560acb81346bd508d6918156389dfad07cb3b52a361b26ca7f0e8cd2fc7d004e82ad8f8c7fe173e7bb296f55c1860df0b72eba5225eae716dc5528abbcd68db519fdb1bde0f86a5625497347b587108eaa423188b621610ebb93f698776efb3f95e7168a816b3e22dc04daba25412a", 0x0, 0x1}, {0xaf1f, 0xbf, &(0x7f0000001380)="c8f3e71033371cadee5ac1911ca1bea1d9140f30dd8502e3c29d629c2525cbe0578196daae368a789f46a7564ec71d52083563248a75215dc333c5a13b2c85c001cc9501cf8d4a4c7032ae7583ce26af164db72bb3ef826a77bdad364c12d154dc6f7907bb155d786fe42c7c06a1973e3ce4d00e658ec38d38e2585c9075212f208b8fe94c2cea00c629c843d921e8138da75294372a60c32b9a46413f1c3cde616b506a0fe65bb8ea4bf403e2a2044634a3b6cb8fcb85e8fa083897631368"}, {0x5, 0x78, &(0x7f0000001440)="825add50e5f96b561f4d6556f7d879860fc8c95e1da648177a578fe17f4c62029bee6e28ceafc8d45478ece22906c72af03d0426bbbcd898f262bfbd9c38b457c48637e210cffca76521779a6c17d8ca0a2807b1b47ced10850a76a369acdcb751bd26423b2289b9688a25ce96a3e6207911af07d7ba5120", 0x1, 0x1}, {0x9ea, 0x69, &(0x7f00000014c0)="f010cc34747efe6008faaed5440d11d0047bb90d16780604f43ee6f2cdf4601bfba69a9c01dc30f7ef4fe98c9494ac5f39107bc7ebc239854929bf4bcaff571f1038fe202a4e37bf324e0a4738617e5ee4ccde3b19e776b6c250aa278dd3c510480b8f064e4fa816b5", 0x0, 0x1}, {0x8, 0x1000, &(0x7f0000001540)="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", 0x1, 0x1}]}) r3 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r3, &(0x7f00000000c0)=ANY=[@ANYBLOB="ff0a0000ff000000940003ca93b405e1000000009200000000000000"], 0x1c) 16:42:13 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}, 0xffff}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:13 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) read$sequencer(r1, &(0x7f00000000c0)=""/85, 0x55) write$sequencer(r0, &(0x7f0000000000)=[@n={0x1, 0x1, @generic=0x9, 0x3}, @l={0x92, 0x4, 0xe0, 0x2, 0x5, 0x88, 0x238}, @v={0x93, 0x3, 0x90, 0x0, @generic=0x84, 0x81, 0x801}], 0x14) 16:42:13 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:13 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1162.818352][T12492] FAULT_INJECTION: forcing a failure. [ 1162.818352][T12492] name fail_usercopy, interval 1, probability 0, space 0, times 0 16:42:13 executing program 3: socket$inet6_icmp_raw(0xa, 0x3, 0x3a) socket$inet6_icmp_raw(0xa, 0x3, 0x3a) r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=ANY=[@ANYBLOB="fa0a0000febae6f9"], 0x8) 16:42:13 executing program 0: r0 = syz_mount_image$ufs(&(0x7f0000000040)='ufs\x00', &(0x7f0000000100)='./file0\x00', 0x200, 0x4, &(0x7f0000000400)=[{&(0x7f0000000140)="286e340107402ec0423164875fd0b7276f24fdc970cc4aaf95e18cc2da98875fdd368a45045057", 0x27, 0x5}, {&(0x7f0000000180)="b3f45013d5ec8525e51486fd0c8a8e512612a1aadff0d21f59d2bfd0c1a3ad9c8cc9ff6cf1f1ce45fa9a5c9e5cd7c9bb913e5b9626489d974bb8027f05b1952e374c4bcca1cf24377f9f6e8770f3d7b20bb9eac49fc0818657025ce9a547d38d90b55d18a449eceb5ddf87f60c146209ba81832f24f32c1d287b5d2eb9c83d12e8c549034e661c5f3aa2e74aa400034b4d142d8a96a84a10576a50910ca17b6a22ad633514a03f2f3df9c5dbd7a18afc49c60ec4c071ced5a3401d88cdb13b6ad301fa874e71dca7e483c7193d5a1ea7418ba474ed95446476f2c7a585ef7e3015a30cd55b2ad6c7ac65b401892d47f9788890c2", 0xf4, 0x7fffffff}, {&(0x7f0000000280)="287d3326b8eec972bfa50cc005caa10fdc38f71dec6f9f85edf064d75d44e59f503da165c3190f4d35d320d32161c3d4f5044fcd06eaad7dc624512478e75d7001733eda3f0bada5bf2847a8b94932624ef3743a016308b04fdf54f79e8d08a8e39cfedd6fb48ad5a735fab105c8308469e4d06ebad588653dcfd60bcdd1d6ed985daad4611d2a14cf1ce2eb640ffec9c4c5ce2f358c609a666edc2b837070cb38d4a1e82071dece922da69c7b63f9fc931cd4335de5ccf708e3b1e94ad0d26d53adc23136b29bb0d48dee1728f279875d0393eb6fdfa613aa3a0ea2dbbca47c0501b7147347", 0xe6, 0x100000001}, {&(0x7f0000000380)="7035ee044323dd539537a98f9aa46ab1763f5ba25907903db29bf0b2cf68091ae9cc08d4a75e8a92f5540674fc328f1c08a13986fbacc2218cac823e5e5897e6a1b034f0c88e314d11557502e11652c54a34c5bb763d2be777ee926f01b959731f4b9afb9eb77595f2aa0f7f7a51c98883", 0x71, 0x800}], 0x200, &(0x7f0000000480)={[{'/dev/sequencer\x00'}, {'+%\x8e^,.}),'}, {'#:\xb2'}, {'/dev/sequencer\x00'}, {'&^*'}, {'%&*'}], [{@euid_gt={'euid>'}}, {@appraise='appraise'}, {@mask={'mask', 0x3d, 'MAY_WRITE'}}]}) r1 = openat(r0, &(0x7f0000000000)='./file0\x00', 0x0, 0xd6) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r2 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r2, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$batadv(&(0x7f0000000400)='batadv\x00', 0xffffffffffffffff) r5 = socket$inet(0x2, 0x2, 0x0) getsockopt$inet_pktinfo(r5, 0x0, 0x8, &(0x7f0000000040)={0x0, @local, @local}, &(0x7f0000000280)) bind$inet(r1, &(0x7f0000000540)={0x2, 0x4e22, @rand_addr=0x64010102}, 0x10) sendmsg$BATADV_CMD_GET_GATEWAYS(r3, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000500)={&(0x7f0000000100)={0x1c, r4, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r6}]}, 0x1c}}, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000500)={0x19, 0x7, 0xfffffe75, 0x4, 0x1000, 0x1, 0x5, [], r6, 0xffffffffffffffff, 0x2, 0x3}, 0x40) [ 1162.878202][T12492] CPU: 0 PID: 12492 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1162.887196][T12492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1162.897380][T12492] Call Trace: [ 1162.900709][T12492] dump_stack+0x137/0x19d [ 1162.905240][T12492] should_fail+0x23c/0x250 [ 1162.910913][T12492] should_fail_usercopy+0x16/0x20 [ 1162.916260][T12492] _copy_from_user+0x1c/0xd0 [ 1162.920906][T12492] snd_seq_oss_write+0x36f/0x550 [ 1162.926087][T12492] ? odev_read+0x60/0x60 [ 1162.930651][T12492] odev_write+0x45/0x60 [ 1162.934884][T12492] vfs_write+0x223/0x7e0 [ 1162.939222][T12492] ? __fget_light+0x219/0x260 [ 1162.943921][T12492] ksys_write+0xce/0x180 [ 1162.948524][T12492] __x64_sys_write+0x3e/0x50 [ 1162.953414][T12492] do_syscall_64+0x39/0x80 [ 1162.957932][T12492] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1162.961273][T12507] loop0: detected capacity change from 0 to 264192 [ 1162.963836][T12492] RIP: 0033:0x466459 16:42:13 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x2, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1162.974231][T12492] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1162.993926][T12492] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1162.994641][T12507] ufs: ufs was compiled with read-only support, can't be mounted as read-write [ 1163.002356][T12492] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1163.002373][T12492] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 16:42:13 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) r1 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000000)='/proc/capi/capi20\x00', 0x4000, 0x0) bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e20, 0xff, @initdev={0xfe, 0x88, [], 0x1, 0x0}, 0x3}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) [ 1163.002388][T12492] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1163.002398][T12492] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1163.002409][T12492] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:13 executing program 5 (fault-call:4 fault-nth:68): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:13 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {0x2}, {}, @quote}], 0xff33) [ 1163.094830][T12507] loop0: detected capacity change from 0 to 264192 [ 1163.105298][T12507] ufs: ufs was compiled with read-only support, can't be mounted as read-write 16:42:13 executing program 3: setsockopt$inet_sctp6_SCTP_HMAC_IDENT(0xffffffffffffffff, 0x84, 0x16, &(0x7f0000000000)={0x1, [0x3f]}, 0x6) r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) 16:42:13 executing program 0: ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, &(0x7f0000000040)={'gre0\x00', &(0x7f0000000100)={'erspan0\x00', 0x0, 0x1, 0x87, 0xe2a, 0x1f, {{0x47, 0x4, 0x1, 0x2, 0x11c, 0x64, 0x0, 0x6, 0x2f, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}, @empty, {[@lsrr={0x83, 0x17, 0x76, [@multicast2, @initdev={0xac, 0x1e, 0x1, 0x0}, @multicast2, @dev={0xac, 0x14, 0x14, 0x16}, @empty]}, @noop, @timestamp_prespec={0x44, 0x1c, 0x45, 0x3, 0xe, [{@dev={0xac, 0x14, 0x14, 0x19}}, {@local, 0x1f}, {@dev={0xac, 0x14, 0x14, 0x3c}, 0x7}]}, @cipso={0x86, 0x44, 0x3, [{0x6, 0x9, "a61ae995cca54b"}, {0x7, 0x12, "0c3c0d1576a8c759777c5430ac89ffbd"}, {0x5, 0x8, "f2c5836e0dd9"}, {0x1, 0xb, "c69e9bebdc0d553820"}, {0x1, 0x7, "e139ca1002"}, {0x0, 0x9, "6598194e010d2a"}]}, @noop, @rr={0x7, 0x17, 0xf3, [@private=0xa010101, @multicast2, @empty, @local, @private=0xa010100]}, @rr={0x7, 0x17, 0xc7, [@broadcast, @remote, @local, @empty, @remote]}, @noop, @timestamp_addr={0x44, 0x4c, 0xb, 0x1, 0x3, [{@initdev={0xac, 0x1e, 0x1, 0x0}, 0x4}, {@loopback, 0x3}, {@broadcast, 0xff}, {@broadcast, 0x5}, {@remote, 0x3ff}, {@initdev={0xac, 0x1e, 0x1, 0x0}, 0x8}, {@broadcast, 0x7ff}, {@initdev={0xac, 0x1e, 0x1, 0x0}}, {@multicast1, 0x40fa}]}, @ssrr={0x89, 0x13, 0xe1, [@empty, @rand_addr=0x64010100, @local, @local]}]}}}}}) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$IPT_SO_GET_REVISION_TARGET(r0, 0x0, 0x43, &(0x7f0000000240)={'IDLETIMER\x00'}, &(0x7f0000000280)=0x1e) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) r2 = openat$cachefiles(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/cachefiles\x00', 0x100, 0x0) ioctl$SNDCTL_SEQ_SYNC(r2, 0x5101) 16:42:13 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) r1 = socket$inet6_mptcp(0xa, 0x1, 0x106) getsockopt$inet6_tcp_TCP_ZEROCOPY_RECEIVE(r1, 0x6, 0x23, &(0x7f0000000000)={&(0x7f0000ffd000/0x2000)=nil, 0x2000}, &(0x7f0000000080)=0x10) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x2aa28f0f, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0xffffffffffffff41) r2 = syz_init_net_socket$llc(0x1a, 0x1, 0x0) sendmsg$can_bcm(r2, &(0x7f0000000000)={&(0x7f0000000200), 0x10, &(0x7f00000002c0)={0x0}}, 0x0) sendmmsg(r2, &(0x7f0000001380), 0x3fffffffffffeed, 0x0) listen(r2, 0x1000) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:13 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x3, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:14 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000000)=ANY=[@ANYBLOB="ff020000fe00854b48f4ffffffff76378a58b5a14dd90947a45c53dbe500000000000000000000000000000c47938f7ad31deb8532fdeb3311a721833e744e65bb06ae"], 0x8) 16:42:14 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {0x3}, {}, @quote}], 0xff33) [ 1163.209743][T12531] FAULT_INJECTION: forcing a failure. [ 1163.209743][T12531] name fail_usercopy, interval 1, probability 0, space 0, times 0 16:42:14 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_NUMBER(r0, 0x84, 0x1c, &(0x7f0000000000), &(0x7f0000000080)=0x4) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) [ 1163.301695][T12531] CPU: 0 PID: 12531 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1163.311414][T12531] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1163.321587][T12531] Call Trace: [ 1163.324972][T12531] dump_stack+0x137/0x19d [ 1163.329409][T12531] should_fail+0x23c/0x250 [ 1163.333831][T12531] should_fail_usercopy+0x16/0x20 [ 1163.338860][T12531] _copy_from_user+0x1c/0xd0 [ 1163.343472][T12531] snd_seq_oss_write+0x36f/0x550 [ 1163.348445][T12531] ? odev_read+0x60/0x60 [ 1163.352712][T12531] odev_write+0x45/0x60 [ 1163.356941][T12531] vfs_write+0x223/0x7e0 [ 1163.361300][T12531] ? __fget_light+0x219/0x260 [ 1163.366028][T12531] ksys_write+0xce/0x180 [ 1163.370347][T12531] __x64_sys_write+0x3e/0x50 [ 1163.374946][T12531] do_syscall_64+0x39/0x80 [ 1163.379353][T12531] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1163.385284][T12531] RIP: 0033:0x466459 [ 1163.389204][T12531] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1163.408814][T12531] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1163.418781][T12531] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1163.426749][T12531] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1163.434802][T12531] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1163.442773][T12531] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:42:14 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x4, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:14 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = syz_open_dev$vcsu(&(0x7f0000000440)='/dev/vcsu#\x00', 0xc69, 0xfc280) syz_genetlink_get_family_id$batadv(&(0x7f00000003c0)='batadv\x00', r1) r2 = accept4$packet(r0, &(0x7f0000000040), &(0x7f0000000100)=0x14, 0x400) preadv(r2, &(0x7f0000000400)=[{&(0x7f0000000140)=""/112, 0x70}, {&(0x7f00000001c0)=""/192, 0xc0}, {&(0x7f0000000280)=""/99, 0x63}, {&(0x7f0000000300)=""/184, 0xb8}], 0x4, 0x7, 0x3) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r3 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r3, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) [ 1163.450836][T12531] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:14 executing program 3: write$sequencer(0xffffffffffffffff, &(0x7f0000000000)=[@e={0xff, 0x9, 0x7, 0x5, @SEQ_CONTROLLER=0xff, 0x7, 0xdb, 0x3f}, @generic={0x8}, @echo=0xfbc, @generic={0x80}], 0xe) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000040)={'syz0', "30f0dc981d61f45bc0d152ed"}, 0x10) 16:42:14 executing program 5 (fault-call:4 fault-nth:69): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:14 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x5, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:14 executing program 0: ioctl$IOCTL_GET_NUM_DEVICES(0xffffffffffffffff, 0x40046104, &(0x7f0000000040)) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:42:14 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {0x4}, {}, @quote}], 0xff33) 16:42:14 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x4e22, 0x6, @local, 0x7fffffff}, 0x1c) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) r2 = socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$batadv(&(0x7f0000000400)='batadv\x00', 0xffffffffffffffff) r4 = socket$inet(0x2, 0x2, 0x0) getsockopt$inet_pktinfo(r4, 0x0, 0x8, &(0x7f0000000040)={0x0, @local, @local}, &(0x7f0000000280)) sendmsg$BATADV_CMD_GET_GATEWAYS(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000500)={&(0x7f0000000100)={0x1c, r3, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r5}]}, 0x1c}}, 0x0) ioctl$sock_inet6_SIOCDELRT(r1, 0x890c, &(0x7f0000000100)={@initdev={0xfe, 0x88, [], 0x1, 0x0}, @initdev={0xfe, 0x88, [], 0x0, 0x0}, @private1, 0x800, 0x1, 0x0, 0x100, 0xf6, 0x880082, r5}) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:14 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x1c3582, 0x0) ioctl$SNDCTL_SEQ_OUTOFBAND(r0, 0x40085112, &(0x7f0000000140)=@l={0x92, 0x1, 0xe0, 0x8, 0xff, 0xff, 0x2}) write$sequencer(r0, &(0x7f0000000100)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x8) write$sequencer(r0, &(0x7f0000000000)=[@e={0xff, 0xa, 0xb, 0x10, @SEQ_NOTEON=@special, 0x1f, 0x1, 0x9}], 0x8) r1 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000040)='/proc/capi/capi20\x00', 0x82000, 0x0) ioctl$SNDCTL_SEQ_NRSYNTHS(r1, 0x8004510a, &(0x7f00000000c0)) 16:42:14 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {}, @quote}], 0xff33) 16:42:14 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f0000000180)=ANY=[@ANYBLOB="ff0a0000ff000000940003ca93b405e10000000092000000000000000f84a0124f6d02e359abb70fb9820d2a9cc94de6e3b5a1ccca763d0bfb6ef872bf39c8c779efb18d01fcfd1ae7a2216b3ecace5792a5c9f93bd661984736b19db8a9e831e0c16d9e8a9d337b6ab9dc26e74864c84f24183f98087e234dffd6482f000054ed99171a9e0d9330a0f675292dc44f22ca8b2421a30366bc63"], 0x1c) 16:42:14 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x8, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1163.711330][T12580] FAULT_INJECTION: forcing a failure. [ 1163.711330][T12580] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1163.749622][T12580] CPU: 1 PID: 12580 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1163.758447][T12580] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1163.768503][T12580] Call Trace: [ 1163.771784][T12580] dump_stack+0x137/0x19d [ 1163.776122][T12580] should_fail+0x23c/0x250 [ 1163.780548][T12580] should_fail_usercopy+0x16/0x20 [ 1163.785577][T12580] _copy_from_user+0x1c/0xd0 [ 1163.790173][T12580] snd_seq_oss_write+0x36f/0x550 [ 1163.795316][T12580] ? odev_read+0x60/0x60 [ 1163.799558][T12580] odev_write+0x45/0x60 [ 1163.803719][T12580] vfs_write+0x223/0x7e0 16:42:14 executing program 0: futex(&(0x7f000000cffc)=0x1, 0x800000000006, 0x0, 0x0, 0x0, 0x0) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) futex(&(0x7f0000000100), 0x8b, 0x1, &(0x7f0000000180)={r0, r1+10000000}, &(0x7f00000001c0)=0x1, 0x0) clock_gettime(0x0, &(0x7f0000000040)={0x0, 0x0}) futex(&(0x7f0000000000)=0x2, 0x8b, 0x1, &(0x7f0000000080)={r2, r3+10000000}, &(0x7f00000000c0)=0x2, 0x1) futex(&(0x7f0000000200)=0x2, 0x1, 0x0, &(0x7f0000000240)={0x0, 0x3938700}, &(0x7f0000000280)=0x2, 0x2) futex(&(0x7f000000cffc), 0x1, 0x0, 0x0, 0x0, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0) preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r5 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) preadv(r4, &(0x7f00000014c0)=[{&(0x7f0000000100)=""/66, 0x42}, {&(0x7f0000000180)=""/201, 0xc9}, {&(0x7f0000000040)=""/6, 0x6}, {&(0x7f0000000280)=""/4096, 0x1000}, {&(0x7f0000001280)=""/144, 0x90}, {&(0x7f0000001340)=""/118, 0x76}, {&(0x7f00000013c0)=""/50, 0x32}, {&(0x7f0000001400)=""/177, 0xb1}], 0x8, 0x40000000, 0x100) write$sequencer(r5, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) [ 1163.807969][T12580] ? __fget_light+0x219/0x260 [ 1163.812651][T12580] ksys_write+0xce/0x180 [ 1163.816895][T12580] __x64_sys_write+0x3e/0x50 [ 1163.822978][T12580] do_syscall_64+0x39/0x80 [ 1163.827564][T12580] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1163.833696][T12580] RIP: 0033:0x466459 [ 1163.837589][T12580] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 16:42:14 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) getsockopt$inet_sctp6_SCTP_HMAC_IDENT(r0, 0x84, 0x16, &(0x7f0000000000)={0x3, [0x40, 0x6, 0x0]}, &(0x7f0000000080)=0xa) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:14 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0xbf, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1163.857336][T12580] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1163.865746][T12580] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1163.873709][T12580] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1163.881680][T12580] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1163.889783][T12580] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1163.897746][T12580] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:14 executing program 5 (fault-call:4 fault-nth:70): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:14 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) r1 = pidfd_getfd(0xffffffffffffffff, r0, 0x0) ioctl$SNDCTL_SEQ_PANIC(r1, 0x5111) write$sequencer(r0, &(0x7f0000000300)=ANY=[@ANYBLOB="7079bfff0aab1e90e1000034790f66e54181634724e7a35ef1c960e859c23d65c12d0598086e43ca0258b3cadbc5a02b72ae97ec1c30acb6a14d356ff21ab6057f97ad1ec1d518c385d496cf8cb84fba6b7c89a64a8e3603cc653d1accf2b36a4550f626f20eded3e92976fd4022227789cf48e37d87c2b10cb06c75f50e5f2d892992197e6457643ebcac69c3b13534a8af39b2ea455c87d9d739a5deb33e0c9383ef700fc1db9d31b6e01f8dfd1600cf1c16174ec0a3b58940fe5d7750a3888fda3be406a48fb3fb03fca3ad5ad7acbd71406d6a5e83ae772a0a46e92f67134d2eedba8e8b89a282e5c323", @ANYBLOB="4e6cf879532a5112468ccc22561c8b1b8580015ae93567381fdc30f0592bed63aeacea72f538f0ed750c783790f1ea1aab7b6b8d62dfabac34cff7d2f0e9e7bbbe1a3671d74cb1d5bfcea39b57bc70f0b8097778074b81190d66e60b3a77073c823880767e4ac83071102821ae48f3d5398866a8f454714ba23707b86a23726bacc34ed8bc83b892d6b62ce7f5aa435e9f1237d18ccdbd9c66d2a67d8e7d8553ead152ff480469c84a86ed6e2fe997c09199e1894e71ebcacba0773bc920b1d2c8976210d3c7aea8cb7899312b114dc4d1b8286a8f"], 0x8) 16:42:14 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {0x6}, {}, @quote}], 0xff33) 16:42:14 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0xff, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:14 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/zoneinfo\x00', 0x0, 0x0) ioctl$SNDCTL_SEQ_PANIC(r1, 0x5111) [ 1164.011044][T12607] FAULT_INJECTION: forcing a failure. [ 1164.011044][T12607] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1164.068486][T12607] CPU: 0 PID: 12607 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1164.077304][T12607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1164.087519][T12607] Call Trace: [ 1164.090824][T12607] dump_stack+0x137/0x19d [ 1164.095194][T12607] should_fail+0x23c/0x250 [ 1164.099610][T12607] should_fail_usercopy+0x16/0x20 [ 1164.104727][T12607] _copy_from_user+0x1c/0xd0 [ 1164.109329][T12607] snd_seq_oss_write+0x36f/0x550 [ 1164.114275][T12607] ? odev_read+0x60/0x60 [ 1164.118796][T12607] odev_write+0x45/0x60 [ 1164.123003][T12607] vfs_write+0x223/0x7e0 [ 1164.127281][T12607] ? __fget_light+0x219/0x260 [ 1164.132005][T12607] ksys_write+0xce/0x180 [ 1164.136250][T12607] __x64_sys_write+0x3e/0x50 [ 1164.140929][T12607] do_syscall_64+0x39/0x80 [ 1164.145390][T12607] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1164.151319][T12607] RIP: 0033:0x466459 [ 1164.155204][T12607] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1164.175238][T12607] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1164.183735][T12607] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1164.191713][T12607] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1164.199714][T12607] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1164.207752][T12607] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:42:14 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {0x8}, {}, @quote}], 0xff33) 16:42:14 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=ANY=[@ANYBLOB="ff0af0c81ce83800"], 0x8) 16:42:14 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {0x24}, {}, @quote}], 0xff33) [ 1164.215729][T12607] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:15 executing program 5 (fault-call:4 fault-nth:71): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) [ 1164.306918][T12630] FAULT_INJECTION: forcing a failure. [ 1164.306918][T12630] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1164.320595][T12630] CPU: 0 PID: 12630 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1164.329623][T12630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1164.339687][T12630] Call Trace: [ 1164.342961][T12630] dump_stack+0x137/0x19d [ 1164.347381][T12630] should_fail+0x23c/0x250 [ 1164.351929][T12630] should_fail_usercopy+0x16/0x20 [ 1164.356962][T12630] _copy_from_user+0x1c/0xd0 [ 1164.361593][T12630] snd_seq_oss_write+0x36f/0x550 [ 1164.366672][T12630] ? odev_read+0x60/0x60 [ 1164.370905][T12630] odev_write+0x45/0x60 [ 1164.375061][T12630] vfs_write+0x223/0x7e0 [ 1164.379441][T12630] ? __fget_light+0x219/0x260 [ 1164.384296][T12630] ksys_write+0xce/0x180 [ 1164.388589][T12630] __x64_sys_write+0x3e/0x50 [ 1164.393286][T12630] do_syscall_64+0x39/0x80 [ 1164.397775][T12630] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1164.403676][T12630] RIP: 0033:0x466459 [ 1164.407659][T12630] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1164.427343][T12630] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1164.435750][T12630] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1164.443714][T12630] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1164.451683][T12630] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1164.459655][T12630] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1164.467620][T12630] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:15 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) r2 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000040)='/dev/dlm-control\x00', 0x44040, 0x0) ioctl$INCFS_IOC_READ_FILE_SIGNATURE(r2, 0x8010671f, &(0x7f0000000140)={&(0x7f0000000100)}) r3 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000100)='/dev/hwrng\x00', 0x400040, 0x0) setsockopt$IP_VS_SO_SET_DELDEST(r3, 0x0, 0x488, &(0x7f0000000180)={{0x4, @local, 0x4e21, 0x1, 'wrr\x00', 0xc2372036f81b9031, 0x2, 0x65}, {@local, 0x4e23, 0x4, 0x3, 0x5, 0x6}}, 0x44) ioctl$SNDCTL_TMR_CONTINUE(r2, 0x5404) 16:42:15 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) r2 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r2, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r2, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r2, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) getsockopt$inet_sctp6_SCTP_ASSOCINFO(r2, 0x84, 0x1, &(0x7f0000000080)={r1, 0x101, 0x7acd, 0x8000, 0x7d11, 0x9}, &(0x7f0000000100)=0x14) setsockopt$inet6_int(r0, 0x29, 0x4c, &(0x7f0000000000)=0x8, 0x4) sendmsg$nl_route_sched(r2, &(0x7f0000001840)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000200)={&(0x7f0000001c80)=@newchain={0x4984, 0x64, 0x8, 0x70bd2c, 0x25dfdbfb, {0x0, 0x0, 0x0, 0x0, {0x1, 0x7}, {0x0, 0xc}, {0xc, 0xfff1}}, [@filter_kind_options=@f_basic={{0xa, 0x1, 'basic\x00'}, {0x494c, 0x2, [@TCA_BASIC_POLICE={0x420, 0x4, [@TCA_POLICE_RATE={0x404, 0x2, [0x7, 0xffffff80, 0xfff, 0x0, 0x80, 0x1, 0x101, 0x1, 0x800, 0x20, 0x60, 0x2, 0x400, 0x4, 0xfffffffe, 0xbfeb, 0x3ff, 0x8000, 0x5, 0x7fffffff, 0x3, 0x7, 0x80000001, 0x3, 0x7, 0x2, 0xfff, 0x8001, 0x5, 0x8, 0x5, 0x6, 0x8de, 0x8, 0x2e, 0x3, 0x8ec7, 0x8, 0x2, 0x0, 0x2, 0x5, 0x40, 0x5, 0x8, 0x1, 0xf2, 0x8, 0x7, 0x1, 0x4, 0x1, 0xfff, 0x3f, 0x5aa3, 0x6, 0x3, 0x8, 0x50, 0x1, 0x2, 0x0, 0x3, 0x401, 0xe3, 0x0, 0x7ff, 0x7589, 0x365698bf, 0x8, 0x1000, 0x8, 0x8001, 0x200, 0x9, 0x0, 0x1ff, 0x7f79, 0x4, 0xffff0000, 0x3, 0xbb20, 0x8, 0x2, 0x0, 0x1, 0xfffff001, 0x1, 0x524, 0x7, 0x7fff, 0x3, 0x3, 0xb9b, 0x10b, 0x101, 0x1000, 0x5, 0xaf32, 0x1, 0x1f, 0xe3, 0x1ff, 0x7, 0xffff7da3, 0x7f, 0x8, 0x5, 0x25, 0x0, 0x10001, 0x101, 0x9, 0x0, 0x7fffffff, 0x4, 0x6, 0x6, 0x0, 0x3e6c, 0x8, 0x2, 0x6, 0x8, 0x8, 0x3, 0x6842c128, 0x7fffffff, 0x79, 0x0, 0xb899, 0x48, 0x7ab76590, 0x5, 0x80000000, 0x1c1, 0x1, 0x2, 0x3, 0x8000, 0x10000, 0x94, 0x7, 0x20, 0x5, 0x1, 0x1ff, 0x6, 0x7fffffff, 0x7, 0x7ff, 0x4, 0x1f, 0x9337, 0x0, 0x6, 0x85d, 0x2, 0x3, 0x636, 0x5, 0x71dd, 0x4, 0xffff, 0x6, 0x7ff, 0x9, 0x9, 0x5, 0x20, 0x2, 0x6, 0x2, 0x7, 0x80000000, 0x3, 0x8, 0x1, 0x0, 0x8, 0x8, 0x5, 0x9, 0x2, 0x8, 0xfffffffe, 0x9, 0x4, 0x2, 0x3, 0x400, 0x3, 0x5, 0x1ff, 0xc0, 0x1ff, 0x3, 0x7f, 0x101, 0x7, 0x1, 0x9, 0x20, 0x9, 0x0, 0x3f, 0xcb7f, 0x0, 0x8, 0xfffffc00, 0x2, 0x7fff, 0xa4cd, 0x8001, 0x200, 0x19, 0x6, 0xffffffff, 0x7, 0x6, 0x5, 0x9, 0x4, 0xdd, 0xffff7fff, 0x80000001, 0x80, 0x4f, 0x5, 0x101, 0x1f, 0x1, 0x80000001, 0x1f, 0x3, 0x10000, 0x4, 0x5, 0x7ff, 0xff, 0x7, 0x3bb, 0x800, 0x1, 0x800, 0x1, 0x8000, 0x3ff, 0x5, 0x5, 0x7, 0x4, 0xfffffff9, 0x3f, 0xd5, 0x1f]}, @TCA_POLICE_AVRATE={0x8, 0x4, 0x5bd}, @TCA_POLICE_RESULT={0x8, 0x5, 0x7ff}, @TCA_POLICE_AVRATE={0x8, 0x4, 0x7f}]}, @TCA_BASIC_ACT={0x74, 0x3, [@m_tunnel_key={0x70, 0xb, 0x0, 0x0, {{0xf, 0x1, 'tunnel_key\x00'}, {0x2c, 0x2, 0x0, 0x1, [@TCA_TUNNEL_KEY_ENC_IPV6_SRC={0x14, 0x5, @loopback}, @TCA_TUNNEL_KEY_ENC_IPV6_SRC={0x14, 0x5, @empty}]}, {0x15, 0x6, "602f4ef12f8b9268aa99feceb4c9997622"}, {0xc, 0x7, {0x1, 0x1}}, {0xc, 0x8, {0x1, 0x3}}}}]}, @TCA_BASIC_ACT={0x3094, 0x3, [@m_pedit={0x1d40, 0xb, 0x0, 0x0, {{0xa, 0x1, 'pedit\x00'}, {0x1d04, 0x2, 0x0, 0x1, [@TCA_PEDIT_PARMS_EX={0xe98, 0x4, {{{0x1880, 0x1, 0x0, 0x2, 0x4}, 0x4, 0x48, [{0xa14, 0x5, 0x0, 0x80000001, 0x400000, 0x2}, {0x3, 0x758, 0x0, 0x2, 0x1, 0x6000}, {0xffffffff, 0x8, 0x709, 0x8000, 0x7, 0xbd}, {0x0, 0x7, 0x3, 0x1, 0x0, 0x5e}, {0x80000001, 0x4, 0x8001, 0x1000, 0x101, 0x8000}]}, [{0x4, 0x80, 0x1, 0x6, 0xdf1, 0x775}, {0x10001, 0xfffffe01, 0x8, 0x5, 0x0, 0x5}, {0xff, 0x7, 0x7fffffff, 0xcd87, 0x5, 0x7}, {0x33f3e902, 0x8, 0x7, 0x8000, 0x1, 0xa73}, {0x7fffffff, 0xfffffffa, 0x40, 0x3ff, 0x8fc, 0x9}, {0x5, 0x0, 0x7, 0x6, 0x0, 0x4}, {0x9, 0xe6c, 0x31, 0x5, 0x80, 0x9}, {0x6, 0xca, 0x8, 0x6ad3, 0xf800, 0x5}, {0xf5d, 0x9, 0xfff, 0x9, 0x3, 0x6}, {0x2, 0x2, 0x1e, 0x2, 0x1, 0x401}, {0x6, 0x8, 0xc000000, 0xa1, 0x1, 0x1}, {0x303e, 0x6, 0x81, 0xba0, 0x7, 0xff}, {0x8, 0x8000, 0xa6a, 0x1, 0x9, 0x4}, {0xd, 0xf4, 0x3, 0xff, 0x0, 0x100}, {0xf0, 0x800, 0xfffffff7, 0x6, 0x8, 0x1}, {0x7, 0x0, 0x4, 0x2, 0x2, 0x3}, {0x9, 0x3ff, 0x5, 0x9, 0x12000, 0xffff}, {0xf03d, 0xffffffff, 0x3, 0x90, 0x1, 0xda}, {0x4, 0x8b8c, 0xbc5, 0x9, 0x9, 0x1}, {0xffff, 0xcf2, 0x20, 0x9, 0x1f, 0x5}, {0xffffffff, 0x6, 0xfffffffe, 0x64219676, 0x1000, 0x6}, {0xffff, 0xfb, 0x8001, 0x40, 0x8, 0x95}, {0x2, 0x0, 0x4, 0x5, 0x7fff, 0xfffffff7}, {0xf4, 0x6, 0xa3, 0x10001, 0x83, 0x5}, {0x10000, 0xd4, 0x40, 0x7, 0xb352, 0x1f}, {0xffffffe9, 0xbf5, 0x8001, 0x7620, 0x7fffffff, 0x7ff}, {0x5, 0x7, 0x1000000, 0xffffc526, 0x6, 0x61d4}, {0x1d60, 0x4, 0x1, 0x7, 0x7, 0x1}, {0x8, 0x9, 0x8afa, 0x9, 0x5, 0xec8b}, {0x6, 0x0, 0x2, 0xfffffff8, 0x6, 0x50000000}, {0x15b, 0x61c6, 0xd1c, 0xfffffff9, 0xf, 0x5}, {0x1ff, 0x3ff, 0x20, 0x4, 0xe3d1, 0x7}, {0x2, 0x8, 0x7ff, 0xc0, 0x81, 0x8}, {0x7ff, 0x0, 0x1, 0x2, 0xa71, 0x8001}, {0x7, 0x80000001, 0xfffffff8, 0x3, 0x8, 0xfffffffd}, {0x0, 0x5, 0x4, 0x8, 0x80, 0x80}, {0x0, 0xffffffc1, 0x8, 0x83, 0x46, 0x61d3b857}, {0x20, 0xca3, 0x5, 0x20, 0x40}, {0x6, 0xe3b8, 0xff, 0x4, 0x3, 0x7f}, {0x8, 0x7, 0x800, 0x7fff, 0x100}, {0x8, 0x2, 0x8, 0x40, 0x2, 0x9}, {0x7, 0x6, 0x80000000, 0x8, 0xffff, 0x9}, {0x6, 0xffffffff, 0x9, 0x3, 0x1, 0x1f}, {0x9, 0x3, 0x621f23e1, 0x2, 0x2}, {0x5, 0x1ad, 0xff, 0x1, 0x2, 0x5}, {0x200, 0xffffffff, 0x9, 0xfffffffd, 0x4, 0x40}, {0xfffffffc, 0x40, 0xfffffffa, 0x6, 0xfffffff7, 0x3ff}, {0x1, 0x7ff, 0x3, 0x3, 0xca, 0x8000}, {0xffffffff, 0x9, 0x10000000, 0x1ff, 0x8c, 0x7fff}, {0xffffffff, 0xfffffc01, 0x8, 0x0, 0x6}, {0x7, 0x7, 0x3, 0xffffffff, 0x2, 0x705f62cc}, {0x7, 0x9, 0x3, 0x951, 0x5d13, 0x6}, {0x1833, 0xfff, 0x3, 0x4, 0x7, 0x5}, {0x73fb, 0xfffffff7, 0x39, 0x1}, {0x65c5, 0x4, 0x8, 0x8, 0x20, 0x8}, {0x35, 0xffff, 0xa4, 0x4, 0x3, 0x8}, {0x400, 0x9, 0x5, 0xca1, 0x4, 0x7}, {0xffff, 0x400, 0x6, 0x2, 0x10000, 0x1f}, {0x0, 0x8, 0x6, 0xfffffff9, 0x851d, 0x1}, {0x3, 0x800, 0x2, 0x10d7cb51, 0x3f, 0x3}, {0x7, 0x0, 0x6, 0xd3cb, 0x1, 0x2}, {0x3, 0x2, 0x8, 0x5, 0x8, 0x3}, {0x2, 0x7, 0x8, 0x26b8a482, 0x5, 0x4}, {0x7, 0x2c, 0x0, 0x3, 0x6, 0x80000000}, {0x80000001, 0x559, 0xfffffffc, 0xfffffffc, 0x10001, 0x2}, {0xfff, 0x7, 0x18a1, 0xffffffff, 0x5, 0xffffff81}, {0x7, 0x9, 0x1, 0x2, 0x800, 0x8}, {0x9, 0xe8b, 0x9, 0x2, 0x5, 0x93}, {0x1ff, 0x7f, 0x0, 0x0, 0x400, 0x4}, {0x40, 0x200, 0x7, 0x7, 0xc00, 0xfff}, {0xed, 0xf0, 0x6, 0x53, 0x100, 0x1000}, {0xfffffff9, 0x0, 0x3, 0xfff, 0xc0000000, 0xe33}, {0x9, 0x9, 0x8, 0xfffffff7, 0x6f, 0x2}, {0x1ff, 0x1, 0x101, 0x8, 0x1, 0x83e5}, {0x7f, 0x1, 0x9, 0xfffffff8, 0x6, 0x2}, {0x5, 0x80000000, 0x4, 0x1, 0x6, 0xffffff01}, {0x3, 0x99c8, 0xfffff9fe, 0x4, 0x0, 0x3}, {0x3, 0x100, 0xfff, 0x7ff, 0x5ce, 0xff}, {0xff, 0x9, 0x7, 0x5, 0x1000, 0x5}, {0x86, 0x2, 0xce29, 0xffffff4e, 0x1ece}, {0x3, 0x3, 0x28, 0xfff, 0xfffffffd}, {0x400, 0xfff, 0x2, 0x3, 0xc5e6}, {0xc217, 0x2, 0x80, 0x8, 0x8000, 0xffffffff}, {0x5, 0x4, 0xc6, 0x61, 0x10fb, 0x8b}, {0x8, 0x1, 0x6, 0x6, 0x1, 0x800}, {0x81, 0x4d94827e, 0x2, 0x7, 0x10000, 0x40}, {0xe4, 0x7f, 0x8, 0x7, 0x10000, 0x9}, {0xfffffff7, 0x80000000, 0x76, 0x6, 0x8c1b, 0x8447}, {0x7fffffff, 0x1, 0x0, 0x6b, 0xfffffffb, 0xfffffab0}, {0x2, 0xffffff10, 0x7, 0xfffffff9, 0xb3, 0x1}, {0x9, 0x800, 0x9, 0x2555db63, 0xecaa, 0x5}, {0x91b, 0x2, 0x0, 0x5, 0x2, 0x3}, {0xedb7, 0x8, 0x2, 0x6, 0x4, 0xf7}, {0x4, 0x4, 0x401, 0x1000, 0x2, 0x80}, {0x3, 0x0, 0x2, 0x4, 0x2, 0x2}, {0x0, 0x8a6f, 0xffffffff, 0x81, 0x8, 0xfffff000}, {0x9, 0x9, 0xfffffff8, 0x421, 0x81e96521, 0x54}, {0xfff, 0x0, 0x8121, 0x6, 0x7, 0x9000000}, {0x8001, 0x0, 0x2, 0x4, 0x349, 0xff}, {0x1, 0x690b4faa, 0x8, 0x5f64, 0x9, 0x9}, {0x0, 0x8, 0x4, 0x200, 0x800}, {0x4040, 0x6, 0x1, 0xb5, 0x0, 0x80000001}, {0x1, 0x7, 0x8, 0x4, 0x10001, 0x6}, {0x3, 0x0, 0xffff, 0x1, 0x5}, {0x7fffffff, 0x1, 0x200, 0x2, 0x8, 0x2}, {0xfffffe01, 0x26c, 0xffffffff, 0x9, 0x8, 0x4}, {0x4, 0x4, 0xffff4f3d, 0x0, 0x3, 0x4}, {0x9, 0x8, 0xcb00, 0x3ff, 0xcef}, {0x80, 0x9, 0x0, 0x7fffffff, 0x10000, 0x9}, {0x4, 0x8, 0x89eb, 0xff, 0xffffc0cd, 0xffffffff}, {0x9bf2, 0x4, 0x8, 0x7, 0x9, 0x3f}, {0x6, 0x0, 0x1000, 0x400, 0x8, 0x3}, {0x4, 0x1f48, 0x8, 0x8, 0x45b4ecb8, 0x101}, {0x0, 0x5, 0x7fffffff, 0x10001, 0x7, 0x3f}, {0x5, 0xd9, 0x200, 0x5, 0x5fa, 0x6}, {0x7, 0x81, 0x4, 0x2, 0x1ff}, {0x40, 0x5, 0x3, 0x2, 0x81, 0x6}, {0x83, 0xb364, 0xfff, 0x7665, 0x1ff, 0xffc00000}, {0x8, 0x7, 0x4, 0x0, 0x3, 0x2}, {0xffffff2f, 0xfa, 0x0, 0xc35, 0x6, 0xdfb}, {0x1000, 0xfffff225, 0x8, 0x7fff, 0x9a, 0x3}, {0x2, 0x101, 0x7, 0x9, 0xff, 0x9}, {0x5, 0x101, 0xcb5d, 0x80000001, 0x81, 0x7}, {0xffffffff, 0x7f, 0xfffffc00, 0x1000, 0x6, 0x6}, {0x80000001, 0x1000, 0x4, 0x7, 0x81, 0x1}, {0x0, 0xc27, 0xfff, 0x7ff, 0x7, 0x81}, {0x2, 0x3, 0xffffffff, 0xfffffff7, 0x1, 0x5}, {0x20, 0xf9, 0x3, 0x5c000000, 0x5, 0x6}], [{0x2}, {0x4, 0x1}, {0x4, 0x1}, {0x1}, {0x2, 0x1}, {0x3, 0x1}, {0x3, 0x1}, {0x5, 0x1}, {0x2, 0x1}, {0x2}, {0x5}, {0x0, 0x1}, {0x4}, {0x3, 0x1}, {0x4}, {0x5, 0x1}, {0x4}, {0x4, 0x1}, {0x4}, {}, {0x5}, {0x1}, {0x3, 0x1}, {0x1, 0x1}, {0x5}, {0x4, 0x1}, {}, {0x3, 0x1}, {0x3, 0x1}, {0x0, 0x1}, {0x2, 0x1}, {0x3}, {0x5, 0x1}, {0x1, 0x1}, {0x5}, {0x4}, {0x3, 0x1}, {0x5}, {0x2}, {0x3}, {0x3, 0x1}, {0x3, 0x1}, {}, {0x5, 0x1}, {0x3}, {0x1, 0x1}, {0x3}, {0x1}, {0x0, 0x1}, {0x1}, {0x2, 0x1}, {0x1}, {0x4, 0x1}, {0x3}, {0x2}, {0x4, 0x1}, {0x1}, {0x3, 0x1}, {0x0, 0x1}, {0x2}, {0x3, 0x1}, {0x3}, {0x2}, {0x1, 0x1}, {0x4}, {0x3}, {0x0, 0x1}, {0x1, 0x1}, {0x1, 0x1}, {0x4}, {0x1}, {0x2}, {0x2}, {0x2}, {0x4}, {0x1, 0x1}, {0x0, 0x1}, {0x3, 0x1}, {0x4, 0x1}, {0x3, 0x1}, {0x5}, {0x1}, {0x3, 0x1}, {0x1}, {}, {0x5}, {0x4, 0x1}, {0x2, 0x1}, {0x1, 0x1}, {0x1}, {0x0, 0x1}, {0x5, 0x1}, {0x3, 0x1}, {}, {0x5}, {0x1}, {0x5, 0x1}, {0x2}, {}, {0x4, 0x1}, {0x0, 0x1}, {0x4}, {0x5, 0x1}, {}, {}, {0x2, 0x1}, {0x1}, {0x1, 0x69b274db7d3708f1}, {0x1, 0x1}, {0x5, 0x1}, {0x2, 0x1}, {0x1}, {0x4, 0x1}, {0x4, 0x1}, {0x4, 0x1}, {0x2, 0x1}, {0x4}, {0x4, 0x1}, {0x0, 0x1}, {0x2}, {0x3, 0x1}, {0x2}, {0x2}, {0x0, 0x1}, {0x0, 0x1}, {0x5}, {0x4, 0x1}, {0x2}]}}, @TCA_PEDIT_PARMS={0xe68, 0x2, {{{0x7, 0x7, 0x1, 0xfffffff9, 0x7}, 0xb9, 0x3, [{0x3, 0x2, 0x2, 0x0, 0x3, 0x7}, {0x1, 0x1, 0x5, 0x1, 0x118, 0x8}, {0x3f, 0x4, 0x1f, 0xd062, 0x3, 0x3f}]}, [{0xff, 0x3, 0x6eb7, 0x0, 0x1, 0xc471}, {0xfffffffe, 0x6b6, 0x1000, 0x1000, 0x7, 0x2}, {0x644, 0x7, 0x9, 0x7ff, 0x843, 0x9}, {0x45f4, 0x5, 0x401, 0x5b, 0x4, 0xd7a1}, {0x4, 0x3, 0x6, 0xff, 0x3, 0x3}, {0x22, 0x800, 0x6, 0x7519, 0x80000000, 0x99}, {0x65a, 0x8, 0x6, 0x0, 0x20, 0x2}, {0x7f, 0x62e, 0x81, 0x40, 0x8, 0x880}, {0x101, 0x10001, 0x8, 0x200, 0x1000, 0xfffffffa}, {0x3, 0x80000000, 0x1, 0x4, 0x1}, {0xb42, 0xffff3272, 0x7dc, 0xa4, 0x9, 0x2}, {0x7, 0x101, 0x71c0, 0x0, 0x100, 0xe6d}, {0x33, 0x9, 0x1, 0x5, 0x80000000, 0x1}, {0x9, 0x81, 0x7, 0x38c, 0x0, 0x800000}, {0x9, 0x5, 0x9, 0xfffffff8, 0x5, 0x6}, {0x7, 0x5, 0x0, 0x7fff, 0x9}, {0x7, 0x80000001, 0x4, 0x68e, 0x3, 0x8}, {0xb92f, 0x7, 0x0, 0x7, 0x5, 0x7ff}, {0x2, 0xffffffb9, 0x2, 0x1, 0x1, 0x1}, {0x7fff, 0xffff, 0x437, 0x9, 0x0, 0x674}, {0x3f, 0x7, 0x9, 0x2, 0x7fffffff, 0xffffffff}, {0x0, 0x7f, 0x80c2, 0x600000, 0x40, 0x8}, {0xffffffff, 0x82e, 0x8, 0x8ed, 0x40}, {0x0, 0x4, 0x8, 0x2, 0x9, 0x401}, {0x100, 0x0, 0x5, 0x8000, 0x1ff, 0x9}, {0x0, 0x1ff, 0x1, 0x3, 0xcaa9, 0x9ed}, {0x54, 0x200, 0x7, 0x1c000000, 0xffffffff, 0x8}, {0x5, 0xa60, 0x5, 0x100, 0xffffffb5, 0x8}, {0x20, 0x6, 0x1, 0x66, 0x9, 0xffffff33}, {0x9, 0x5, 0xfffffd7e, 0x7f, 0x8b81, 0x3}, {0x1000, 0x5, 0xfaec00, 0x6, 0x1000, 0x80000001}, {0x1, 0x1ff, 0xdaf, 0x100, 0x3b6, 0x51}, {0xfffffff8, 0xff, 0x7ff, 0x400, 0xfffffffa}, {0x3f, 0x9, 0x7fff, 0x1, 0x8000, 0x5}, {0x81, 0x3f, 0x27e8, 0x5, 0x7, 0x8}, {0x2, 0x5, 0x9, 0xfffffffe, 0x4e24, 0xd12b}, {0xa, 0xffff5e7e, 0xe6ab, 0x1d, 0x82a3, 0x7fffffff}, {0x5, 0x2, 0x6, 0x9, 0x80000001, 0x6}, {0x0, 0x1000, 0x3f, 0x0, 0x2, 0x7}, {0xb32, 0x41, 0x573, 0x1, 0x5, 0x3}, {0x800, 0x6, 0x100, 0x1f2c, 0x7f, 0x6}, {0x7, 0x1, 0x1, 0x4, 0x9, 0x8}, {0x0, 0x400, 0x100, 0xc6c, 0x9, 0xcc2}, {0x1000, 0x1, 0x22, 0x9, 0x488, 0x96c}, {0x58e, 0x0, 0x20, 0xfff, 0x9e0, 0x3}, {0x5, 0x4, 0xffffffff, 0x9, 0x20, 0x200}, {0x8, 0x5, 0x1ff, 0x1c3a, 0x5, 0xddc}, {0x2, 0x3, 0x15223820, 0xaee, 0x6, 0x3}, {0x2, 0x1ff, 0x7, 0x3ddf, 0x7, 0x7}, {0xfff, 0x9, 0x5, 0x1, 0x7fff, 0x7}, {0x643, 0x10001, 0x7fffffff, 0x4, 0x20, 0x6}, {0x7fff, 0x8, 0x1, 0x8da4, 0x1}, {0x7fffffff, 0x6, 0x4, 0x8000, 0x9, 0x8}, {0x1, 0x10000, 0x7, 0x2, 0x3, 0x1}, {0x80, 0x4, 0x7, 0x10001, 0x10000, 0x5}, {0x1, 0x8edc, 0x6, 0x1, 0x18, 0x1}, {0x0, 0x98, 0x5981, 0x401, 0x9, 0x7}, {0xff, 0x80, 0x29e, 0x5, 0x100, 0x9}, {0x80, 0x7, 0x0, 0xa7d6, 0xe6a, 0x7ff}, {0x1, 0x0, 0x1000, 0x9, 0x4, 0x8001}, {0x8, 0xff, 0x4, 0x1, 0xffffff7d, 0x9}, {0x48, 0x4, 0x6, 0x1771, 0x3e, 0x7ff}, {0x96d6, 0x2, 0x3, 0x2, 0x81}, {0xcd, 0x7, 0x40, 0x6, 0x8, 0x401}, {0x0, 0x1ff, 0x401, 0x100, 0x2, 0x378b}, {0x81, 0xfff, 0x1, 0xb98, 0x8, 0x10001}, {0x7e, 0xa9, 0x4, 0x0, 0x5bd9, 0x9}, {0x3, 0x94f3, 0x8, 0x44d, 0x0, 0xfffff35b}, {0x9, 0x8, 0xc01f, 0x3, 0x7, 0x101}, {0x9, 0x8, 0x2, 0x2, 0xfffffffa, 0x6}, {0xffffffff, 0x1, 0xcb, 0x401, 0x7f, 0x4}, {0x6, 0x8, 0xffff, 0x6, 0x7, 0xff}, {0x1000, 0x7, 0xfa, 0x2, 0xfffffeff, 0x81}, {0x7, 0x8, 0x7, 0x8, 0x9, 0x9}, {0x1ccb4, 0xffffffc0, 0x10000, 0x8001, 0xac46, 0xffff}, {0x8, 0x1f, 0x8, 0x3f, 0x7, 0x1f}, {0x401, 0x1, 0x2, 0x2, 0x40, 0x1}, {0x1, 0x1000, 0x9, 0x5, 0x6, 0x5}, {0xffffffb0, 0x20, 0x64e, 0x0, 0x6, 0x10000}, {0x2, 0x0, 0x7f, 0x9, 0x3ff, 0xffff}, {0x0, 0x9, 0x5, 0x1, 0xfffffffc, 0x9}, {0xf6f6, 0x200, 0xf6, 0x9, 0x0, 0x40}, {0x2, 0x401, 0x3, 0x3, 0xffffffff, 0x7}, {0x4, 0x0, 0x3, 0x40, 0x8, 0x7}, {0xffd, 0x0, 0x80000000, 0xfff, 0x81, 0x2c}, {0x7fffffff, 0x7fffffff, 0x0, 0x2, 0x1ba, 0x40}, {0x5, 0x7ff, 0x7f, 0x7e, 0x3, 0x7}, {0x1, 0x4, 0x4, 0x463, 0x1, 0x3}, {0x3, 0x7, 0x9, 0xfff, 0x4, 0x1e}, {0x1, 0x10000, 0x38, 0xb4e, 0xf184}, {0x0, 0x8000, 0x7, 0x7, 0x3ff}, {0x10001, 0x80000000, 0xff, 0x2, 0x4add, 0x1}, {0x8ed, 0x1, 0x4, 0xea8, 0x1, 0x7}, {0x0, 0x1, 0x7, 0xe8, 0x1, 0xff800000}, {0x689, 0x10001, 0x5, 0x8, 0x67}, {0x1, 0xef9, 0x40, 0x8, 0xff}, {0x40, 0x6, 0x40d3, 0x80000001, 0x1ff, 0x5}, {0x3, 0x5, 0x7, 0xfffffffc, 0xff000000, 0xa6}, {0x2, 0x0, 0x3c, 0x2, 0xffffff0c, 0x32}, {0xe30, 0x0, 0x4, 0x7, 0xffffffff, 0x10001}, {0x20, 0x6, 0x32, 0x1, 0x40, 0x80000000}, {0x80000000, 0x4, 0x7ff, 0x80000000, 0x5, 0x6}, {0x8eec, 0xca1, 0x9, 0x3, 0x9, 0x1f}, {0xa8c6, 0x5, 0x7ff, 0x8000, 0x2, 0x401}, {0x80000000, 0x8001, 0x40, 0x2ba0, 0x8, 0x1ff}, {0x4, 0x3ff, 0xcc8, 0x48b, 0xffffffff, 0xfffffaae}, {0x5, 0x7, 0x80, 0x80000000, 0xfff, 0x7}, {0x6, 0x798, 0x40, 0x5, 0x1, 0x6}, {0x81, 0x2, 0x1, 0xfffffe00, 0xf5da, 0x5}, {0x3850, 0x9, 0xcb, 0xed, 0xc9a2, 0xffffffff}, {0x9, 0x89b6, 0x40, 0x1, 0x4, 0x7f}, {0x4, 0x401, 0x1, 0xa1ef, 0xc858, 0x4}, {0x7, 0x80000000, 0x7ff, 0xadd, 0x4, 0x9}, {0x40, 0x4755d1a0, 0x4, 0x1, 0x200}, {0x0, 0x6, 0x3, 0x4, 0xffffff07, 0x4}, {0x8, 0x6, 0x9, 0x9, 0x3, 0x1f}, {0xdbbc, 0xd2, 0x50, 0x0, 0x3, 0x345908f8}, {0x4, 0x100000, 0x8001, 0x8001, 0x2, 0xb10}, {0x2, 0x10000, 0x5, 0x374, 0x401, 0xfffffaf5}, {0x7fffffff, 0x489, 0x7, 0xfffffc00, 0x0, 0x30000000}, {0x9, 0x5, 0x48a, 0x800, 0x9, 0x1}, {0x0, 0x10001, 0x2, 0x3c, 0x9, 0x2}, {0x1, 0x8, 0x1, 0x4, 0x4, 0xffffffff}, {0xfffffdd8, 0x9, 0x38000000, 0x6af, 0x7ff, 0x8}, {0x34, 0x6, 0x8, 0x7, 0x9, 0xff}, {0x9, 0x5, 0x80, 0x10000, 0x0, 0xc4e}, {0x4, 0x8, 0x8, 0x4, 0x8000}, {0x6, 0x2, 0x9, 0x8, 0x2, 0x8}], [{0x0, 0x1}, {0x4}, {0x2, 0x1}, {0x2}, {0x5}, {0x1, 0x1}, {0x2, 0x1}, {}, {0x5}, {0x5, 0x1}, {0x2}, {}, {0x5, 0x1}, {0x1, 0x1}, {0x1, 0x1}, {0x2}, {0x2}, {0x4, 0x1}, {0x0, 0x1}, {0x4}, {}, {0x3, 0x1}, {0x1, 0x1}, {0x1, 0x1}, {}, {0x2}, {0x2}, {0x5, 0x1}, {0x4}, {0x5}, {0x3}, {0x3, 0x1}, {0x1, 0x1}, {0x1}, {0x1, 0x1}, {0x0, 0xae173f56e426b9e9}, {0x7}, {0x3}, {0x2, 0x1}, {0x5, 0x1}, {}, {0x5}, {0x0, 0x1}, {0x5}, {0x2, 0x1}, {0x5, 0x1}, {0x4}, {0x4, 0x1}, {0x3, 0x1}, {0x4}, {}, {0x1}, {0x5, 0x1}, {0x0, 0x1}, {}, {0x5, 0x1}, {0x5, 0x2}, {0x1}, {0x3}, {0x4}, {0x2}, {0x2, 0x1}, {0x3, 0x1}, {0x3}, {0x4}, {0x4, 0x1}, {0x1}, {0x1}, {0x0, 0x1}, {0x5, 0x1}, {0x3}, {}, {0x5}, {0x5}, {0x2, 0x1}, {0x1, 0x1}, {0x1}, {0x0, 0x1}, {0x5}, {0x2, 0x1}, {0x2, 0x1}, {0x3}, {0x2, 0x1}, {0x4, 0x1}, {0x0, 0x1}, {0x3}, {0x2}, {0x1, 0x1}, {0x4}, {0x2}, {0x2}, {0x5, 0x1}, {0x3}, {0x5}, {0x4, 0x1}, {0x1, 0x1}, {0x4, 0x1}, {0x0, 0x1}, {0x1}, {0x5, 0x1}, {0x4}, {0x1}, {0x5}, {0x4, 0x1}, {0x4, 0x1}, {0x5, 0x1}, {0x2, 0x1}, {0x6, 0x2}, {0x4}, {}, {0x5, 0x1}, {0x6, 0x1}, {0x4, 0x1}, {0x0, 0x1}, {0x3}, {0x0, 0x1}, {0x2, 0x1}, {0x5, 0x1}, {0x1, 0x1}, {0x2, 0x1}, {0x5}, {}, {0x5, 0x1}, {0x1, 0x1}, {0x1, 0x1}, {0x3, 0x1}, {0x5, 0x1}, {0x3, 0x1}]}}]}, {0x14, 0x6, "ccaabf205cba0987781754cb55d7b086"}, {0xc, 0x7, {0x1, 0x1}}, {0xc, 0x8, {0x1, 0x2}}}}, @m_mpls={0x90, 0x1, 0x0, 0x0, {{0x9, 0x1, 'mpls\x00'}, {0xc, 0x2, 0x0, 0x1, [@TCA_MPLS_BOS={0x5}]}, {0x5b, 0x6, "4361bab6a06f3465d0867b7f782d572aba34c4ec8e0cf66877176707d715a8a072fc25cf45bbe61bfcfcc600f22758d3c331beae6c0cf27e2e96bec3c2cd141966e5c778c2c8be5a2fca9babbe111011c162f53ca5e776"}, {0xc, 0x7, {0x1}}, {0xc, 0x8, {0x1, 0x2}}}}, @m_police={0x1158, 0x18, 0x0, 0x0, {{0xb, 0x1, 'police\x00'}, {0x10d4, 0x2, 0x0, 0x1, [[@TCA_POLICE_RATE64={0xc, 0x8, 0x9}, @TCA_POLICE_PEAKRATE={0x404, 0x3, [0xfffffffa, 0x80000000, 0x1, 0x0, 0x81, 0x8, 0x47, 0xfff, 0x2, 0xc7e, 0x400, 0x7, 0xa49f, 0xa2, 0x7, 0xb80a, 0x3, 0xff, 0x7, 0x0, 0x2, 0x4, 0x2ad, 0x1ff, 0x10001, 0xff, 0x7, 0x70, 0x80000000, 0x5, 0xffffffff, 0x8, 0x0, 0xfffffff9, 0x6, 0x100, 0x1, 0x7, 0x2e3, 0xfffff1f4, 0x1f, 0x2, 0x400, 0xff, 0x4, 0x81, 0x3, 0x138, 0x9, 0x9, 0x1ff, 0xcc, 0x6, 0x4, 0x151, 0x1, 0x8, 0x7da, 0x5, 0xaf, 0x245, 0x40, 0xffffa3c5, 0x8000, 0x483d, 0x6, 0x200, 0x7, 0x8001, 0x0, 0xffff0001, 0x5c, 0x2, 0x40, 0x3, 0x6, 0x0, 0x9, 0x200, 0x9, 0x1, 0x8, 0x7d, 0x3, 0x60, 0x101, 0x10001, 0x4, 0x50000000, 0x3, 0x80, 0x200, 0x2, 0x1fffe0, 0x8, 0x6, 0x6, 0x40, 0x8c, 0xc24b, 0x8, 0x3, 0x0, 0x6, 0x2, 0xacd, 0x3, 0x1, 0x2, 0x7fff, 0x80000001, 0x80000001, 0x7, 0x4, 0x1fffe000, 0x0, 0x5, 0x4, 0x3f, 0x7, 0xffff86dc, 0x1bef9fbd, 0x99, 0x8, 0x5, 0x9, 0x2a3, 0x0, 0xffff7fa6, 0xc83, 0x8, 0x237, 0x7fff, 0x8, 0x7, 0x51f9, 0x64, 0x1, 0x8f, 0x5, 0x0, 0x8001, 0x1000, 0xfffffff8, 0x9, 0x7, 0xe34, 0xfffffffd, 0x6, 0x9, 0x5, 0x0, 0x0, 0x3, 0x3, 0x86f, 0xfd37, 0x2, 0x8001, 0x7, 0x9, 0x20, 0x1, 0x3bd, 0x8, 0x6, 0x401, 0x7ff, 0x0, 0x1, 0x3, 0x3, 0x6, 0xb9, 0x1, 0x0, 0x7733482c, 0x5, 0x7ff, 0x7, 0x5, 0x8, 0x1, 0x394, 0x2, 0x6, 0x0, 0x6, 0x8e, 0x0, 0x40, 0x7fff, 0x3, 0x10000, 0x3, 0x442cdf2f, 0x200, 0x3, 0xd, 0x7ff, 0x0, 0x0, 0x4, 0x16, 0x8, 0x9, 0xfff, 0x20, 0x8, 0xffff, 0x5, 0x10000000, 0x2, 0x744, 0x1, 0x1000, 0x1, 0x8, 0x1, 0x9ab, 0x6, 0x1, 0x5, 0x1, 0x1, 0x1, 0x1ff, 0x0, 0x5, 0x8, 0x7f, 0x1000, 0x700, 0x3, 0x80, 0x51, 0x7, 0x7, 0xffff7fff, 0x0, 0x88, 0x4, 0x6, 0x8, 0x93ff, 0x1, 0x2, 0xf0, 0x0, 0xfffffe00, 0x0, 0x3, 0xfff, 0x1, 0x4, 0x800]}, @TCA_POLICE_AVRATE={0x8, 0x4, 0x5}, @TCA_POLICE_PEAKRATE={0x404, 0x3, [0x8000, 0x6, 0x0, 0x412a, 0x4, 0x2, 0x1, 0x7c2, 0x1000, 0x1c135503, 0xea0, 0xffff, 0xfffffd46, 0x37d, 0x6, 0x3, 0xfffffdf0, 0x8dae, 0x5, 0xfec1, 0x0, 0x2, 0x6, 0x4, 0x400, 0x6, 0x1f, 0x6, 0x401, 0x6, 0x3ff, 0x9, 0x5, 0x5, 0xfffffbff, 0xfffffff9, 0x8, 0x67a, 0x800, 0xfffffffd, 0x0, 0x0, 0x7, 0x7, 0x7, 0x2, 0x9, 0x20, 0x16f13c93, 0x6, 0x2, 0x5, 0x9, 0xffff, 0x2, 0x7fffffff, 0x80000000, 0x81, 0x3, 0x8, 0x0, 0x101, 0x9, 0x7, 0x7d01, 0x81, 0x6, 0xeb, 0x6, 0x80000000, 0x9, 0x87b7, 0x5d, 0x428c602c, 0x3, 0x6, 0x100, 0x40, 0x20, 0x6, 0x6, 0x6f9, 0x5, 0x1, 0x1f, 0x2, 0x3, 0x1, 0x7fff, 0xffffffff, 0x8000, 0x80, 0x8, 0x1ff, 0x2, 0x1a, 0x81, 0xff, 0x1f, 0x200, 0x2, 0x8000, 0x6, 0x0, 0x2, 0x200000, 0x40, 0x3f, 0x8001, 0x4, 0xff, 0x80000001, 0x200, 0x6, 0x1c, 0x3f, 0x9, 0x9, 0x52, 0x31, 0x200, 0x101, 0x3, 0x7, 0x2, 0x20, 0xfffffff7, 0x0, 0x4, 0x5, 0x20, 0x85d8, 0x1, 0x0, 0x0, 0xa66, 0x401, 0xfffffffc, 0x6, 0x0, 0xf3ba, 0xde9, 0x1000, 0x1, 0xffffffff, 0x9, 0x3, 0x81, 0x1, 0x9, 0xff, 0xff, 0x80, 0x40, 0x200, 0x2, 0x7f, 0xffffffff, 0xfff, 0x3, 0x3, 0x1ff, 0x7ff, 0x7ff, 0x77f0, 0x0, 0x3, 0x0, 0xffff, 0x3f, 0x1, 0x10000, 0x8001, 0x1, 0xcb, 0x9, 0x8001, 0x80000001, 0xfffffffc, 0x0, 0x9, 0x10001, 0x1, 0x400, 0x400, 0x7, 0x7fff, 0x1, 0x1, 0xfffffff7, 0x3dfc, 0x7, 0x9, 0x7, 0x4, 0x80000000, 0x80000000, 0x4, 0x0, 0x7ff, 0x808c21a, 0x6, 0x10001, 0xd9, 0x9, 0x8, 0xffffff79, 0x1000, 0x80000001, 0x9, 0x400, 0x6, 0x2, 0x7fffffff, 0x5, 0xbefe, 0x3, 0x1, 0x7, 0x5, 0x4, 0x2, 0x8, 0x3, 0xb44, 0x80000001, 0x4, 0x2, 0x0, 0x4, 0xea8a, 0xffffffff, 0x6f4d7dd2, 0x101, 0x9de, 0x11ef, 0x0, 0x3, 0x7, 0x2, 0x0, 0x7fff, 0x40, 0x8, 0x6, 0x8, 0x1, 0xea, 0x10000, 0x0, 0x3, 0x4, 0x7fff, 0xfffffff7, 0x2, 0xf53]}], [@TCA_POLICE_RATE64={0xc, 0x8, 0xbf}, @TCA_POLICE_RESULT={0x8, 0x5, 0x8}, @TCA_POLICE_TBF={0x3c, 0x1, {0x0, 0x0, 0x27ad, 0x2, 0x5, {0x20, 0x1, 0x1, 0x5, 0xff, 0xffffffff}, {0x3f, 0x1, 0x7fff, 0x64ea, 0xf94f, 0x66}, 0x8, 0x5}}, @TCA_POLICE_RESULT={0x8, 0x5, 0x7}, @TCA_POLICE_AVRATE={0x8, 0x4, 0x2}, @TCA_POLICE_TBF={0x3c, 0x1, {0x7, 0x0, 0xfff, 0x40, 0x9, {0x9, 0x1, 0xff, 0x6, 0x1, 0x6}, {0x2, 0x1, 0x9, 0x7b76, 0x80, 0x7}, 0xfffffffb, 0x7, 0x6}}], [@TCA_POLICE_RESULT={0x8, 0x5, 0x7}], [@TCA_POLICE_RATE={0x404, 0x2, [0x1, 0x5e, 0x3ee, 0x132e, 0x0, 0x7, 0x8ae2, 0x1, 0xece, 0x8, 0x1, 0xff, 0x3e9, 0x80000001, 0x7, 0x5, 0x6, 0x5, 0xffffffff, 0x0, 0x3ff, 0x2, 0x4, 0x2, 0x5, 0xeb5, 0x105b, 0x3, 0x7, 0x2, 0x5, 0x0, 0x10001, 0x4, 0x8001, 0x9, 0x6, 0x81, 0x10000, 0x89, 0x7, 0x80, 0xff800000, 0x9, 0x7, 0x7ff, 0x1, 0x400, 0x0, 0x7, 0x0, 0x200, 0xffffffff, 0x9, 0x8, 0x80000, 0x1, 0x0, 0x4, 0x20, 0x3ff, 0x81, 0x1f, 0x200, 0x1, 0x4, 0x1, 0xfffff318, 0x4, 0x20, 0x8fe7, 0x4, 0xd5f, 0x80000001, 0x401, 0x0, 0x3, 0x8, 0x4, 0x20, 0xffff8000, 0x2d94, 0xffffffe2, 0x5, 0x6, 0x2, 0x7, 0x3, 0x0, 0x6, 0x2, 0xbf7, 0x10d, 0x3f, 0x9, 0x0, 0x8, 0x1, 0x20, 0x9, 0x0, 0x5, 0x8, 0x2, 0x4, 0x284, 0xffff, 0x5, 0x3, 0xfffffff9, 0x5, 0x0, 0x89a3, 0x9, 0x3, 0x1, 0x4, 0x5, 0x5, 0x0, 0x7, 0x4, 0x10001, 0x401, 0x8000, 0x517f, 0x1, 0x26, 0xed, 0x7f, 0xff, 0x9, 0x8, 0x0, 0x9, 0x4, 0x0, 0x3c, 0x9, 0x6, 0x0, 0x0, 0x2, 0xe5ff, 0x3, 0x8, 0x8001, 0x5, 0x6, 0xdbd, 0x10000, 0x1, 0x176, 0x3, 0x8, 0x81, 0xffff, 0x8, 0xfffffffb, 0x8, 0x7, 0x0, 0xb0, 0x7fffffff, 0x1, 0x5, 0x217f, 0x400, 0x8, 0x700000, 0x4, 0x3, 0x7, 0x0, 0x100, 0xff, 0x3ff, 0x6, 0x8000, 0x9, 0x7fff, 0x1f, 0x7, 0x100, 0x253, 0x100, 0x2, 0x40, 0x80000000, 0xf68, 0x9, 0x7fffffff, 0xffff8000, 0x8, 0x3, 0x8001, 0xa1, 0xffffffff, 0x3, 0x88f4, 0x10001, 0x3, 0x9, 0x4, 0x6, 0x0, 0x3, 0x10001, 0x40, 0x1, 0x4dd, 0x4, 0xffff, 0xff, 0x100, 0x0, 0x2, 0x2, 0x3, 0x7ff, 0x5, 0x5, 0x3, 0x2, 0x10001, 0x80000000, 0x7f, 0x51, 0x2, 0x4, 0x1, 0x3f, 0x3f, 0x46, 0x43, 0x7fff, 0x20, 0x40, 0x9, 0x20, 0x2, 0x9, 0xd74, 0xfffff103, 0x4, 0x40, 0xffff, 0x140, 0xd26e, 0x80, 0x4, 0x613a, 0x6, 0x0, 0x9, 0x4]}, @TCA_POLICE_RATE={0x404, 0x2, [0x8, 0x8001, 0x6, 0xf05, 0x3, 0x2777, 0x1, 0x2, 0x101, 0x5, 0x8, 0x800, 0x1, 0x4, 0x101, 0x2, 0x3ff, 0x72, 0xc56, 0x9, 0x3, 0x3ff, 0x14c, 0x3ff, 0x1ff, 0x8, 0x527, 0xffff, 0x6, 0x493, 0x4, 0x6, 0x7a9, 0x9, 0x7fffffff, 0x7, 0xdb1c, 0x8, 0x171ae336, 0x20, 0x2c, 0x7, 0x7f, 0xf50, 0x10000, 0x8001, 0xcd1, 0x5, 0x6, 0xa, 0x1, 0x8001, 0x7, 0x7f, 0x4dd1, 0x1, 0x3, 0x7, 0x57, 0xffffffc1, 0x4, 0x1f, 0x1, 0xd05, 0x6, 0x8, 0x1be7, 0xfffffffb, 0x4, 0x1, 0xfff, 0x2, 0x4, 0xffff, 0x18, 0x4, 0xd6, 0xdbc, 0x4, 0x0, 0x0, 0x3f, 0x7fffffff, 0x7, 0x81, 0x8, 0x0, 0x2, 0x4, 0x5, 0x2, 0x8, 0x5, 0x9, 0x1, 0x15e, 0xfffffff7, 0x6, 0x2, 0x4, 0x8, 0x3, 0xda, 0x5, 0x2, 0x1, 0x87, 0x1f, 0x2, 0x5, 0x6, 0x20, 0x7, 0x81, 0xfffff800, 0x8, 0x0, 0x7, 0x2, 0xd05a000, 0x2, 0x2, 0x5, 0x0, 0x101, 0x8001, 0x6, 0x517b, 0xf4, 0x0, 0xe05e, 0x5, 0xe421, 0x3ff, 0xb30, 0x0, 0x1, 0x1, 0x80000001, 0x7, 0x3c331cc5, 0x5, 0x38, 0x6, 0x1f, 0x0, 0xf27f, 0xc1c, 0x7, 0x1, 0x4, 0xffffff00, 0x8, 0x0, 0x9, 0xffff0000, 0x7f, 0x3, 0x80000001, 0x4, 0x8, 0x2, 0x8, 0x8, 0x7f, 0x5, 0x800, 0x6, 0x9, 0xfffffffb, 0x4, 0x7ff, 0x7f, 0x6eb, 0x8b, 0x9, 0x3, 0x8, 0x0, 0xfff, 0x6, 0xfffffffa, 0x20, 0x200, 0x3, 0x7, 0x20, 0x5, 0x20, 0x7, 0xfe000000, 0x1, 0x3, 0x3, 0x3, 0x9, 0x4, 0x400, 0xdba6, 0x9, 0x43, 0x4, 0x1, 0x1, 0x8, 0xbc6, 0x1000, 0x1, 0x5f, 0x7fffffff, 0x81, 0x8, 0x0, 0xdfd3, 0xd0, 0x9, 0x4, 0x400, 0x100, 0x80000000, 0x2, 0x7fffffff, 0x10000, 0x2, 0x1, 0x8, 0x9, 0x100, 0x80000000, 0x5, 0xff, 0x0, 0x1, 0x5, 0xc7, 0x200, 0x9, 0x7, 0xffffff78, 0x2, 0x1ff, 0x10001, 0x3, 0xfff00000, 0x7, 0x9, 0x2, 0x5, 0xffff, 0x5, 0x20, 0x0, 0x9, 0x7, 0x8001, 0x49a75556]}, @TCA_POLICE_RESULT={0x8, 0x5, 0x9}]]}, {0x59, 0x6, "81008b57a50da09634dd07a983910416d5391e2994edc892fbcac2854ee7fbc6a00b1f3806e612300850f111462c0734b57562dbc1d14ed5c9aa789e0f6c86791e04cb9c4d5efdd7b8afd7ddd8e29b098fd0c27dff"}, {0xc}, {0xc, 0x8, {0x1, 0x3}}}}, @m_csum={0x168, 0x5, 0x0, 0x0, {{0x9, 0x1, 'csum\x00'}, {0x11c, 0x2, 0x0, 0x1, [@TCA_CSUM_PARMS={0x1c, 0x1, {{0x0, 0xfff, 0x10000006, 0x4, 0xfff}, 0x6f}}, @TCA_CSUM_PARMS={0x1c, 0x1, {{0x1ff, 0x5, 0x0, 0xfff, 0x1}, 0x7c}}, @TCA_CSUM_PARMS={0x1c, 0x1, {{0x3, 0x6, 0xffffffffffffffff, 0x0, 0x80000001}, 0x73}}, @TCA_CSUM_PARMS={0x1c, 0x1, {{0x9, 0x7, 0x30000000, 0x8000, 0x2}, 0x7e}}, @TCA_CSUM_PARMS={0x1c, 0x1, {{0x6, 0x4, 0x0, 0x5, 0x1400000}, 0x4a}}, @TCA_CSUM_PARMS={0x1c, 0x1, {{0x1, 0xfffeffff, 0x6, 0x8100000, 0x2}, 0x35}}, @TCA_CSUM_PARMS={0x1c, 0x1, {{0xfffffffc, 0x36b, 0x1, 0x2000000, 0x5}, 0x4a}}, @TCA_CSUM_PARMS={0x1c, 0x1, {{0x1f, 0x8d, 0x1, 0x4, 0x800}, 0x3e}}, @TCA_CSUM_PARMS={0x1c, 0x1, {{0x4, 0x6e, 0xfffffffffffffffd, 0x9, 0x1}, 0x66}}, @TCA_CSUM_PARMS={0x1c, 0x1, {{0x6, 0x400, 0x6bbbef445b456e5a, 0x0, 0x8001}, 0x4e}}]}, {0x24, 0x6, "198b246df409c8b2892dabe69e5bc786510ec58995a70b6e2bbe89adc75f33e6"}, {0xc}, {0xc, 0x8, {0x2, 0x1}}}}]}, @TCA_BASIC_POLICE={0x1418, 0x4, [@TCA_POLICE_RATE={0x404, 0x2, [0x401, 0x8001, 0x8, 0x7, 0x1, 0x1f, 0x1ef, 0x1, 0x9, 0x8, 0x4ef, 0x3ff, 0x1, 0x4, 0x71a, 0xffffff96, 0x7f, 0x6, 0x100, 0x3e17a315, 0x16d8, 0x3, 0x10001, 0x76f, 0x12, 0x9, 0x4, 0x90e, 0x6, 0x4, 0xc3d79ffe, 0x2, 0x7ff, 0x6, 0x2, 0x1f, 0x1, 0x6, 0x72c6, 0x5, 0x6, 0x9, 0xffec, 0x28, 0x3, 0xd8ac, 0x9, 0x600, 0x66, 0x9f1, 0x3, 0x10000, 0x3ff, 0x2, 0x0, 0x9, 0x8, 0x3, 0x5, 0x1, 0x2, 0x10000, 0x5, 0x9, 0x80000000, 0x1000, 0x1, 0x7ff, 0x4, 0x8, 0x8, 0x10001, 0x13, 0x80, 0xff, 0xffff, 0x5, 0x0, 0x0, 0x0, 0x10000, 0x74ed, 0x80000001, 0x3f, 0x4290, 0x3, 0xf6, 0x1604, 0x1000, 0x3f, 0x3, 0xd2c, 0x533, 0x6, 0x3, 0x40, 0x2, 0x1, 0x3ff, 0x85, 0x800, 0x7ff, 0xffffffff, 0x7, 0x4aa, 0x4, 0x0, 0x9, 0x8, 0x7, 0x2, 0x7, 0x100, 0x7ff, 0x0, 0x5, 0x5, 0x2, 0x9d62, 0x8, 0xfffffffa, 0x7, 0x6, 0x401, 0x0, 0x5, 0xfff, 0x80, 0xc269, 0x0, 0x800, 0x4, 0x400, 0x9, 0x1, 0x7, 0xc585, 0x7, 0xf39, 0x5, 0x7ff, 0x101, 0x0, 0x9, 0xeec5, 0x0, 0xfff, 0x6, 0x1ff, 0x654a0bf1, 0x75, 0x8, 0x9, 0x5, 0xfffff9ab, 0x5, 0x0, 0x3, 0x1, 0x80, 0x960d, 0x63, 0xfffffeff, 0x800, 0x6, 0xffffffff, 0x3ff, 0x0, 0x1, 0x9, 0x80000001, 0x8, 0x40, 0x7, 0x9, 0x0, 0x8, 0x101, 0xfffffff7, 0x5af, 0xffff, 0x8, 0x1, 0xb22c, 0xfffeffff, 0x10000, 0x5, 0x89d, 0x7ff, 0x3f, 0x5, 0xff, 0x5803, 0x51, 0x5, 0xfffffffb, 0x73, 0x1, 0x5, 0x7, 0xef, 0x8, 0x8, 0x200, 0x8, 0x40, 0x200, 0x42, 0x2e3c, 0x5d, 0x8f0, 0x8001, 0x7f4b5dcb, 0x5, 0xfffffff9, 0x401, 0x6e, 0x47, 0x3, 0x1, 0x800, 0x4, 0x6, 0x6, 0x6, 0x1, 0xf0, 0x4, 0x400, 0xe40, 0x7ff, 0x7fff, 0x450, 0x6, 0x4a, 0x4, 0x6, 0x3, 0x5, 0xef, 0x400, 0xb260, 0x3, 0xffff, 0x1, 0x7, 0x10001, 0x1, 0xb7c3, 0x3ff, 0x2, 0x3, 0x3, 0x2, 0xfffffe00, 0x3]}, @TCA_POLICE_PEAKRATE={0x404, 0x3, [0x3, 0x40, 0x1f, 0x5, 0x401, 0x1ff, 0x5, 0x401, 0x3f, 0x7, 0x40, 0x1000, 0xfffffff8, 0xffffffff, 0x1ff, 0x1, 0x9, 0xfe625800, 0x219, 0x0, 0x9, 0x13, 0xf6, 0x91, 0x101, 0xc67, 0x6dd, 0x1, 0x1, 0x95, 0x8000, 0x3, 0x7fff, 0x1ad465b, 0x2, 0x4, 0x5a, 0x3, 0x2, 0x3, 0x1000, 0xff, 0x2, 0x0, 0x0, 0x8000, 0x3, 0x7, 0xffff, 0x7fff, 0xfffffff7, 0x81, 0x1ff, 0x8001, 0xcc, 0x1, 0xffffffff, 0x3, 0x0, 0xffffffba, 0x2, 0x10001, 0xfd, 0x10000, 0xfffff801, 0x8992, 0x6, 0x4, 0xffff8001, 0x9, 0x1f, 0x80000001, 0x7, 0x200, 0xa71, 0x4, 0x3ff, 0x7, 0x8, 0x1, 0x40, 0x80000000, 0x3b, 0x2c, 0x0, 0x8, 0x3, 0x80000001, 0x8, 0xfffffffa, 0x80, 0x1, 0x0, 0x2, 0x3ff, 0xde3, 0x80, 0x0, 0x20bc0, 0x8c, 0x1000, 0x53626734, 0x3451, 0x9, 0x7f, 0x4b, 0x7, 0x5cf, 0x1, 0x3, 0xfffffffa, 0x0, 0x80000001, 0x8, 0x0, 0x2, 0x10000, 0xfffffffd, 0x5, 0x0, 0x10001, 0xa4d, 0x8, 0x7, 0x12, 0x81, 0x401, 0x6, 0x3ff, 0x4, 0x3, 0x400, 0x2, 0x7f, 0x0, 0x3e, 0x5, 0xf6fd, 0x0, 0x2, 0x101, 0x2, 0x7, 0x100, 0x3c05, 0x6, 0x8, 0x0, 0x80000001, 0xb88, 0xcf, 0x6, 0x400, 0x9, 0x5b, 0x5, 0x40, 0x9, 0x1000000, 0x4, 0x1, 0xffffff50, 0x1, 0xfff, 0x6, 0x9, 0x4, 0xffffffff, 0x0, 0x7fffffff, 0x8, 0x7fffffff, 0x1a5, 0x4, 0x2, 0x20, 0x9, 0xdd, 0x3, 0xff, 0x7fffffff, 0x36a1, 0x2, 0x3, 0x1f, 0x1, 0x80000000, 0x0, 0x9, 0x8, 0x7, 0x10, 0x20, 0x5, 0x2, 0x20, 0x1, 0xe81b, 0xfffffeff, 0x81, 0x2, 0x2, 0x7, 0x4, 0x8000, 0x200, 0x0, 0x9, 0x7f, 0x9, 0x1ff, 0x1, 0x200, 0x3, 0x3ff, 0x9, 0x1, 0x400, 0x80, 0x2, 0x2ee, 0xde7, 0x2, 0x7, 0x2, 0x7, 0x7, 0xfffffe01, 0x400, 0x1, 0x8, 0x8000, 0x8, 0x7d, 0x3, 0x25a9, 0x1, 0x400, 0x400, 0x1, 0x0, 0x5, 0xae, 0x80000000, 0x1, 0x7f, 0x8, 0x101, 0x0, 0x1ff, 0x3202667c, 0x7c6, 0xffff, 0xc9f, 0x9, 0x5]}, @TCA_POLICE_PEAKRATE={0x404, 0x3, [0x2, 0x3ff, 0x7f, 0xffffffff, 0x7fffffff, 0x6, 0x4, 0x0, 0x200, 0x0, 0x2, 0x5, 0x6, 0xffff9e3b, 0x6, 0x6, 0x1, 0x0, 0x3, 0xf55f, 0x1, 0x200, 0xfffffffb, 0x3, 0x9, 0x6, 0x6, 0x1, 0x5, 0x5, 0x7ec1, 0x258, 0x8, 0x2, 0x0, 0x3f, 0x100, 0x2, 0x6, 0x0, 0x0, 0x0, 0x1, 0xfffffffa, 0x5, 0x0, 0x1000, 0x101, 0x8d, 0x4, 0xcaa5, 0x0, 0x9, 0x6, 0x80000001, 0x6, 0x7, 0x80000001, 0x2, 0x5, 0x9, 0x3, 0x3, 0x25, 0x1, 0x9, 0x101, 0x1f, 0x9, 0x0, 0x8, 0x4, 0x98, 0x7fffffff, 0x0, 0x5, 0x3, 0x4, 0xb, 0x0, 0x7d0c479f, 0x0, 0x5, 0x6107, 0x80000000, 0x5, 0x0, 0xcc01, 0x4, 0x8, 0x7, 0x1, 0x3, 0x85, 0xe8, 0x859, 0x9, 0x7b2, 0x6, 0x0, 0x6, 0x20, 0xcf6, 0x0, 0x6, 0x1ff, 0x0, 0x200, 0x6a29, 0x7, 0xd5, 0x4, 0x10001, 0x49731205, 0x5, 0x80, 0x1, 0x80, 0x80000001, 0x2, 0x4d70, 0x81, 0x8, 0x7ff, 0x3, 0x9, 0x7, 0xfc11, 0x1f, 0x8dad, 0xb072, 0x7, 0x4bc5, 0xf7f, 0x7fff, 0x3, 0x4, 0x2, 0x2000, 0x225, 0x9, 0x0, 0xb9a2, 0x3, 0x3, 0x7, 0xb37, 0x10000, 0x619, 0x2, 0x10001, 0x5, 0xff, 0x800, 0x9, 0x7, 0x2, 0x7, 0x9, 0x9, 0x2, 0x8, 0x4bd5, 0x101, 0x75, 0x4, 0x3, 0x401, 0x1e, 0x0, 0x2, 0x2, 0x8, 0x4, 0x95, 0x8, 0x1, 0x5, 0x1, 0xffffff2c, 0x0, 0x80000000, 0x3, 0x7ff, 0x1, 0x3, 0x8, 0x87a, 0x1, 0x10001, 0xffff, 0x3, 0x40, 0x3, 0x4, 0x0, 0x10001, 0x8, 0x5, 0x0, 0x2, 0x800, 0x2, 0xcb, 0x80, 0x400, 0x100, 0x4, 0xfffffffa, 0x4, 0x3, 0x7f, 0x7ff, 0x2, 0x10000, 0x7, 0xffff, 0x10000, 0x1000, 0x5, 0xfffffc01, 0xffffffe1, 0x1, 0x7fff, 0x7, 0x6a99, 0x1, 0x400, 0x8, 0x9, 0x9, 0x6, 0x7, 0x0, 0x9, 0x9dd, 0xaef, 0x3, 0x9, 0x4, 0x3, 0x63b0, 0x8, 0x9, 0xffff, 0x8000, 0x1, 0xffffffff, 0x10000, 0xa1, 0x4c, 0xffff21d5, 0x52, 0x10000, 0x1f, 0x4d12]}, @TCA_POLICE_PEAKRATE={0x404, 0x3, [0x2f5, 0x3, 0x9, 0x3f, 0xffff, 0x4, 0xb2, 0x80, 0x1, 0x5, 0x7ac, 0x3, 0x3, 0xfffffc01, 0x8, 0xffff6642, 0x5, 0x1, 0x8ff7, 0x3f, 0xff, 0x300000, 0x7fff, 0x81, 0xa8, 0x2e, 0x3, 0xd2, 0xff, 0x0, 0x100, 0x1c9, 0x40, 0x4, 0x3, 0xffffffe1, 0x5, 0x1, 0x5, 0xa3, 0x0, 0xfffffffd, 0x8, 0x1, 0x0, 0x8000, 0xfffffff7, 0x7, 0x8000, 0x0, 0x80, 0x101, 0x9, 0x7b1d, 0x4, 0x8, 0x800, 0x0, 0x5, 0x5, 0xffff7fff, 0xd498, 0x8, 0x8, 0x20, 0x0, 0x1, 0x7ff, 0x6, 0x0, 0xffffffff, 0x3, 0x2, 0x0, 0x8000, 0x1, 0x8, 0x5, 0x400, 0x6, 0x9, 0x9, 0x5, 0x0, 0x6, 0x2, 0x9, 0xc00, 0xf195, 0x80000001, 0xca0, 0x80f8, 0xcc, 0x1000, 0x7ff, 0x0, 0x8000, 0x5, 0xfff, 0x2, 0x0, 0x8, 0x5, 0x2d461895, 0x9, 0x7f, 0x3f, 0x7, 0x5, 0x7, 0x7, 0x7f, 0xfe3, 0x40, 0x3, 0x0, 0x5, 0x5, 0x2, 0x7ff, 0xd7, 0x9, 0x8, 0x6, 0xbac7, 0x6224cd92, 0x9, 0x0, 0x232b, 0x3292, 0x4, 0x1, 0xfffffffa, 0x20, 0x80, 0xfff, 0x1, 0x5, 0x6, 0x400, 0x7, 0x0, 0x5, 0x36bb0000, 0xd4c, 0xde, 0x1, 0x6, 0xffff1bc5, 0x0, 0x8001, 0x5, 0xbfa, 0xbdf5, 0x4, 0x7, 0x8, 0x5, 0x3, 0x710a, 0x9, 0x10000, 0xffffff81, 0xffff, 0x1, 0x2eb, 0xd, 0x10001, 0x1ff, 0x6, 0x3, 0x4, 0x9, 0x7, 0x1f, 0x20, 0x0, 0x101, 0x6, 0x9, 0x5, 0x4, 0x5, 0x7fff, 0xffffffff, 0x8000, 0x9, 0x800, 0x8, 0x6, 0x9, 0xd7f, 0x0, 0x8, 0x4, 0x9, 0x4, 0x4, 0x9, 0x8, 0xd0ac, 0x6, 0x0, 0x4, 0x3ff, 0x2, 0x9, 0x6, 0x6, 0x3, 0x7, 0x7, 0xe2, 0xffff, 0x3, 0xb3, 0x2, 0x5, 0x9, 0xfff, 0x7f, 0x7fff, 0x2, 0x0, 0x8, 0xfff, 0x7ff, 0x90000, 0xfffffffb, 0x8000, 0x5, 0x101, 0xed, 0x2fa, 0xb422, 0x1f, 0xfff, 0x4, 0x400, 0x0, 0x8, 0x4, 0x9, 0x6, 0x2, 0x200, 0x2, 0x5, 0x87d, 0x400, 0x39, 0xbe, 0x0, 0x400, 0x3f, 0x9]}, @TCA_POLICE_RATE={0x404, 0x2, [0x5, 0x3b6c, 0x9, 0x6, 0x80, 0x800, 0x1, 0x80, 0xd4da, 0x1, 0x9, 0x1, 0xf5ef, 0x80, 0x1000, 0x6, 0x9, 0xc6e, 0x5, 0x7, 0x4, 0xc5c, 0xfffffffe, 0xbbf4, 0xfffff001, 0x7fff, 0x0, 0x6, 0x0, 0x100, 0x3, 0x79d0, 0x3215097f, 0x7, 0x0, 0x9, 0xffff, 0x5, 0x3, 0x9, 0x2e, 0x889, 0x3, 0x50e1, 0x2, 0x9, 0x9, 0x1000, 0x5, 0xfffff800, 0x80, 0x2, 0x1, 0x0, 0x6, 0x9db, 0x6, 0x3, 0xffffffff, 0x2, 0x7, 0x2, 0x1, 0x80, 0x80000001, 0x2, 0x449, 0xffffffc0, 0x200000, 0x1, 0x9, 0x4, 0xba3f, 0x223, 0x4, 0x1, 0xccc, 0x6, 0xfffffffe, 0x2214ef3, 0x0, 0x7, 0x3, 0x9, 0x1, 0x10001, 0x0, 0x3, 0x8000, 0x2, 0x14ba79b2, 0x8, 0x1237, 0x4, 0x2, 0x4, 0x7, 0x1, 0x6, 0x9, 0x4, 0xffffffff, 0x9, 0x7f, 0x1, 0x90000000, 0x8, 0xc3f, 0x1, 0x18b1, 0x8, 0x81, 0x0, 0x6, 0x80000001, 0x800, 0xfffffff8, 0x0, 0xffff0000, 0x3, 0x20, 0xcb, 0x7fff, 0x5, 0xfffffff9, 0x3fff80, 0x5, 0x7ff, 0x7, 0x57a, 0x2, 0x7, 0x40, 0x0, 0x1c00000, 0xcfa3, 0x6, 0x9, 0x9, 0x10000000, 0x0, 0x3ff, 0x5, 0x6, 0x3, 0x6, 0x40000000, 0x9, 0xfffffcbb, 0x658a, 0x80000000, 0xff63, 0x1000, 0x8, 0x1, 0x400, 0xffffff81, 0x7, 0x1, 0x3, 0xd872, 0xffff, 0x2, 0x7, 0x3, 0xfffffff8, 0x5, 0x2, 0x1, 0x5, 0x8, 0x8001, 0xbb, 0x3f, 0x8, 0x2, 0x5, 0x7, 0x40, 0x5, 0x3, 0xeecf, 0x2, 0x9, 0x8000, 0x2, 0x6, 0x6705, 0x7, 0x2, 0x3ff, 0x0, 0x8, 0x100, 0x0, 0x1, 0x28d0, 0x8, 0x8, 0x9, 0x8001, 0x0, 0x8, 0x8d, 0x5, 0x3, 0xfff, 0x8, 0x6c1, 0x0, 0x621, 0x6, 0x3, 0x6, 0x6, 0x80000001, 0x702168e0, 0x8, 0x464, 0x80000001, 0x8, 0x7, 0xfff, 0x100, 0x1, 0x7, 0x100, 0x1, 0x2, 0x0, 0x7fffffff, 0x0, 0x9, 0x9, 0xcbf9, 0x5, 0x401, 0x400, 0xfffffff9, 0xcc00, 0x93, 0x2, 0x7, 0x46ac, 0x8, 0x8, 0x9, 0x29, 0x8, 0x1, 0x2, 0xcc19, 0x48000, 0x1d4c8715, 0x400, 0x2]}]}, @TCA_BASIC_CLASSID={0x8, 0x1, {0xfff1, 0xffe0}}]}}, @TCA_RATE={0x6, 0x5, {0x6, 0x3}}]}, 0x4984}, 0x1, 0x0, 0x0, 0x4000004}, 0x5) 16:42:15 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {0xbf}, {}, @quote}], 0xff33) 16:42:15 executing program 3: r0 = socket$phonet(0x23, 0x2, 0x1) getsockopt$IP_VS_SO_GET_VERSION(r0, 0x0, 0x480, &(0x7f0000000000), &(0x7f0000000040)=0x40) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) 16:42:15 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:15 executing program 5 (fault-call:4 fault-nth:72): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) [ 1164.848335][T12648] FAULT_INJECTION: forcing a failure. [ 1164.848335][T12648] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1164.885246][T12648] CPU: 1 PID: 12648 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 16:42:15 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x2, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:15 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) write$sequencer(r0, &(0x7f0000000000)=[@t={0x4, 0x1, 0x7a, 0x78}, @generic={0x8}, @l={0x92, 0x8, 0xb0, 0x16, 0x9, 0x1f, 0x1}, @n={0x3, 0x9, @generic=0x7e, 0x4}, @n={0x3, 0xff, @SEQ_NOTEON=@special, 0x5}, @generic, @v={0x93, 0xe, 0xa0, 0x6, @generic=0x1d, 0x7, 0x401}], 0x22) r1 = openat$nvram(0xffffffffffffff9c, &(0x7f0000000040)='/dev/nvram\x00', 0x1, 0x0) ioctl$SNDCTL_SEQ_RESET(r1, 0x5100) [ 1164.894047][T12648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1164.904166][T12648] Call Trace: [ 1164.907446][T12648] dump_stack+0x137/0x19d [ 1164.911790][T12648] should_fail+0x23c/0x250 [ 1164.916221][T12648] should_fail_usercopy+0x16/0x20 [ 1164.921256][T12648] _copy_from_user+0x1c/0xd0 [ 1164.925862][T12648] snd_seq_oss_write+0x36f/0x550 [ 1164.930854][T12648] ? odev_read+0x60/0x60 [ 1164.935116][T12648] odev_write+0x45/0x60 [ 1164.939290][T12648] vfs_write+0x223/0x7e0 [ 1164.943594][T12648] ? __fget_light+0x219/0x260 16:42:15 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x3, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1164.948322][T12648] ksys_write+0xce/0x180 [ 1164.952566][T12648] __x64_sys_write+0x3e/0x50 [ 1164.957161][T12648] do_syscall_64+0x39/0x80 [ 1164.961597][T12648] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1164.967502][T12648] RIP: 0033:0x466459 [ 1164.971650][T12648] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 16:42:15 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {0xff}, {}, @quote}], 0xff33) 16:42:15 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=ANY=[@ANYBLOB="ff0a0000ff00"/28], 0x1c) ioctl$INCFS_IOC_FILL_BLOCKS(r1, 0x80106720, &(0x7f00000001c0)={0x1, &(0x7f0000000040)=[{0xfff, 0x94, &(0x7f0000000100)="489070b73e70190c23377db60a2d34ae1ecb3b897a998983c00cfb981cade3ba621a897adf667b29cdb0ca32f8df1ccc1ff696e9f09bc45a805dbb49b88bbf12d54e476072b8b23040342197a43577a709df985577a382df7e8d74f1b0f0575ee2efd8468f8414a6b58190705350fd2406f357b6c3b74ee0458cbbea6c52878de5daffefbc20329466160bc8b4b75b41a1cb6ffa"}]}) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000012c0)={r0, &(0x7f0000000200)="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", &(0x7f0000001200)=@buf="5d01de6a1263b92636ac0f011026f55254e636c776d41369d231b46e58206c95e1220460a4aee81434573322752e7ea248bc60aac7de16eb0d74df466d62f8417bed936d3bfd0fdda2d6069323026b391c3e9742fbd2dad54478ed2d0f07b88617b09f201a393860816260855047ea56f399bffc69b88cb50b7461328b9121c23e3461da11add3cabc28", 0x4}, 0x20) preadv(r0, &(0x7f0000001380)=[{&(0x7f0000001300)=""/69, 0x45}], 0x1, 0x9eb, 0x8000) [ 1164.991262][T12648] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1164.999693][T12648] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1165.007742][T12648] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1165.015713][T12648] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1165.023708][T12648] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1165.031743][T12648] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:15 executing program 3: ptrace$getregs(0xc, 0x0, 0x8, &(0x7f0000000140)=""/152) r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) 16:42:15 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:15 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x4, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:15 executing program 5 (fault-call:4 fault-nth:73): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:15 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) finit_module(r1, &(0x7f0000000080)='}[\')\xda\'-\x1c\x00', 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r2, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r2, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r2, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) recvmsg$kcm(r2, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/237, 0xed}, {&(0x7f0000001940)=""/124, 0x7c}, {&(0x7f0000001580)=""/73, 0x49}, {&(0x7f0000000140)=""/38, 0x26}], 0x5, &(0x7f00000019c0)=""/206, 0xce}, 0x140) sendmsg$can_bcm(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r1, 0x84, 0x76, &(0x7f0000000240)={0x0, @in6={{0xa, 0x4e1e, 0x10001, @dev={0xfe, 0x80, [], 0x32}, 0x400000}}}, &(0x7f0000001c40)=0x84) 16:42:15 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f0000000180)=ANY=[@ANYBLOB="ff0a0000ff525000940003ca93b405e1000000009200000000000000d65457f93ec72970493a40e092ffca1937c5e98f1d43a79900b7625db58a7c89d94a45b282ee965733017a3a0a91ba69b7a652223d0ae6432adfae8c76c5a16c532319488cd4dababade08fa0ec8be34cebd994b89a04473bd0e3b6be4044d0ffaad32643c621c9db5c641d69d5de6b76748de8f25978e32f56889924abb6bd6feb401ecef118a8774701554afb53582b0836647e7cec1f8ef02c4289bb6bdfb6a"], 0x1c) r2 = syz_init_net_socket$802154_raw(0x24, 0x3, 0x0) dup2(r0, r2) 16:42:16 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x8e400, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) 16:42:16 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x5, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:16 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {0x0, 0x2}, {}, @quote}], 0xff33) [ 1165.273265][T12691] FAULT_INJECTION: forcing a failure. [ 1165.273265][T12691] name fail_usercopy, interval 1, probability 0, space 0, times 0 16:42:16 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) fchmodat(r1, &(0x7f0000000040)='./file0\x00', 0x60) r2 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@s={0x5, @SEQ_MIDIPUTC=0xad, 0x5, 0x7f}, @l={0x92, 0x8, 0xc0, 0x1b, 0x9, 0xff, 0x3ff}, @raw={0xc, 0x6, "9d348aeefdfb"}, @x={0x94, 0x2, "8d033d7b23e2"}, @e={0xff, 0x9, 0xe, 0x41, @SEQ_NOTEON=@note=0x3a, 0x20, 0xa6, 0xd1}, @s={0x5, @SEQ_MIDIPUTC=0xc9, 0x4, 0x7}, @v={0x93, 0x2, 0x80, 0x1f, @generic=0x93, 0x40}, @x={0x94, 0x3, "2b0caca7e4c6"}, @x={0x94, 0xd, "0b52bcea5f48"}, @s={0x5, @generic=0xf9, 0x17}], 0x44) write$sequencer(r2, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:42:16 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0) r4 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x1) preadv(r3, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r3, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r3, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r3, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000000180)=ANY=[@ANYBLOB="2c0000d1ed5ddfedb84d4e321b9748c41cebeabde0876ddf5e9decd16eb904676e36e1a117d9e8acccdf", @ANYRES32=0x0, @ANYBLOB="08000600fbffffff000000"], 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) recvmsg$kcm(r3, &(0x7f00000000c0)={&(0x7f0000000240)=@ieee802154={0x24, @short}, 0x80, &(0x7f0000001c00)=[{&(0x7f0000001840)=""/84, 0x54}, {&(0x7f00000018c0)=""/89, 0x59}, {&(0x7f0000001940)=""/81, 0x51}, {&(0x7f00000019c0)=""/68, 0x44}, {&(0x7f0000001a40)=""/171, 0xab}, {&(0x7f0000001b00)=""/219, 0xdb}], 0x6, &(0x7f0000001c80)=""/174, 0xae}, 0x1) r5 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) ioctl$KVM_CREATE_VCPU(r5, 0xae41, 0x0) sendmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYRES32=r5, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=r4, @ANYBLOB="0300002001000000010000400a0900eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=ANY=[@ANYBLOB="2c0000005200f60425bd7000fbdbdf251c08000600030000000800e03e", @ANYRES32=0x0, @ANYBLOB="08000600fbffffff000000"], 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) write$sequencer(r1, &(0x7f0000000000)=[@v={0x93, 0x6, 0x10, 0x13, @MIDI_NOTEON=@special, 0x6, 0x1}], 0x8) [ 1165.352688][T12691] CPU: 1 PID: 12691 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1165.361518][T12691] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1165.371574][T12691] Call Trace: [ 1165.374857][T12691] dump_stack+0x137/0x19d [ 1165.379198][T12691] should_fail+0x23c/0x250 [ 1165.383622][T12691] should_fail_usercopy+0x16/0x20 [ 1165.388828][T12691] _copy_from_user+0x1c/0xd0 [ 1165.393427][T12691] snd_seq_oss_write+0x36f/0x550 [ 1165.398374][T12691] ? odev_read+0x60/0x60 [ 1165.402747][T12691] odev_write+0x45/0x60 [ 1165.406959][T12691] vfs_write+0x223/0x7e0 [ 1165.411221][T12691] ? __fget_light+0x219/0x260 [ 1165.415982][T12691] ksys_write+0xce/0x180 [ 1165.420292][T12691] __x64_sys_write+0x3e/0x50 [ 1165.424888][T12691] do_syscall_64+0x39/0x80 [ 1165.429294][T12691] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1165.435227][T12691] RIP: 0033:0x466459 [ 1165.439117][T12691] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1165.459196][T12691] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1165.467809][T12691] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1165.475770][T12691] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1165.483723][T12691] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1165.491674][T12691] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1165.499626][T12691] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 [ 1165.534898][T12693] Module has invalid ELF structures 16:42:16 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {0x0, 0x3}, {}, @quote}], 0xff33) 16:42:16 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_SET_LAPIC(r3, 0xc008ae88, &(0x7f0000001a40)={"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"}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(r3, 0xc400941d, &(0x7f00000001c0)={0x0, 0xcdc, 0x1}) pread64(r0, &(0x7f0000000100)=""/150, 0x96, 0x40) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r4 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x1) syz_kvm_setup_cpu$x86(r2, r4, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000005c0)=[@text16={0x10, &(0x7f00000000c0)="2e0ff53e97a43e0fe2dbba4100ec0f002dd396160066b9800000c00f326635008000000f300f01cab894008ee80f01ca3e0f015f04", 0x35}], 0x1, 0x2, &(0x7f0000000600), 0x0) r5 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r5, &(0x7f0000000040)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @l={0x92, 0x8, 0xb0, 0x11, 0x1, 0x7, 0xfe00}, @l], 0x20) [ 1165.557134][T12716] Module has invalid ELF structures 16:42:16 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) mmap(&(0x7f0000274000/0x2000)=nil, 0x2000, 0x8, 0x13, r2, 0x93d65000) recvmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) sendto$inet6(r1, &(0x7f0000000100)="d41bcf2b376ca0173ab55de3d3b0adf3b19a7fc2a1e75502c840b02081c2c782ab89b3d2d8e3008514cabd087cfa318a7a946194b7b35bb07018c42473046f941f9b0f1635cb2ca6ebb79e36637a155e07b3085895bb4393f6773e6f349b6471c1f86d8ecf2d669969cd68899746740d80a202d40b2a152779f60a17034eba465496e4c2568e885ba0fab3d58c17d7fc0da420a26a38cfa519733fbec0a3e71d1446ed26c204ee1e030387e254f5b0df56e5a65db577228b834ec370300551bbaf7500245e6f02d54c7e5b6e1ff74ec47ce3e6409b28e0d686beb577b85976670dd8559e7f66", 0xe6, 0x2004c804, 0x0, 0x0) 16:42:16 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x8, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:16 executing program 5 (fault-call:4 fault-nth:74): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:16 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000000)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) fsync(r0) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000000200)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=r0, @ANYRESOCT, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) ioctl$SNDCTL_SEQ_PANIC(r1, 0x5111) 16:42:16 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0xbf, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:16 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {0x0, 0x4}, {}, @quote}], 0xff33) 16:42:16 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000000)=ANY=[], 0x14) write$sequencer(r0, &(0x7f0000000100)=ANY=[@ANYBLOB="ff0a0080fe000000"], 0x8) [ 1165.725945][T12733] FAULT_INJECTION: forcing a failure. [ 1165.725945][T12733] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1165.790445][T12733] CPU: 1 PID: 12733 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1165.799238][T12733] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1165.809333][T12733] Call Trace: [ 1165.812611][T12733] dump_stack+0x137/0x19d [ 1165.816938][T12733] should_fail+0x23c/0x250 [ 1165.821461][T12733] should_fail_usercopy+0x16/0x20 [ 1165.826474][T12733] _copy_from_user+0x1c/0xd0 [ 1165.831051][T12733] snd_seq_oss_write+0x36f/0x550 [ 1165.836003][T12733] ? odev_read+0x60/0x60 [ 1165.840240][T12733] odev_write+0x45/0x60 [ 1165.844388][T12733] vfs_write+0x223/0x7e0 [ 1165.848630][T12733] ? __fget_light+0x219/0x260 [ 1165.853330][T12733] ksys_write+0xce/0x180 [ 1165.857554][T12733] __x64_sys_write+0x3e/0x50 [ 1165.862130][T12733] do_syscall_64+0x39/0x80 [ 1165.866585][T12733] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1165.872523][T12733] RIP: 0033:0x466459 [ 1165.876396][T12733] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1165.896057][T12733] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1165.904446][T12733] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1165.912396][T12733] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1165.920399][T12733] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1165.928349][T12733] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:42:16 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) ioctl$BTRFS_IOC_GET_DEV_STATS(r0, 0xc4089434, &(0x7f0000001840)={0x0, 0x0, 0x1, [0x9, 0x7, 0x1, 0x2, 0x10001], [0x10000, 0xdad, 0x280000000000000, 0x122, 0x5, 0x3f, 0xdc7, 0xfff, 0x81, 0x4, 0xe4d, 0x2, 0x64a7, 0x1, 0x4, 0x7, 0x0, 0x3, 0x200, 0x200, 0x3, 0x9, 0x16ac, 0x8e68, 0x5, 0x9, 0x5, 0xffff, 0x200, 0x0, 0x1, 0x0, 0x10000, 0x6, 0x2, 0x8000, 0x1, 0x400, 0x0, 0x2, 0x4, 0x7, 0x1, 0x400, 0xfffffffffffffff8, 0x3, 0x84, 0x80000001, 0x8, 0x9238, 0x8, 0x96, 0x8, 0x4, 0xffffffff00000000, 0x1, 0x9, 0x1, 0x3, 0x2400, 0x2, 0x3, 0x8, 0x6, 0x9, 0x7, 0x8, 0x0, 0xffff, 0x0, 0x3, 0x5d16, 0x75a, 0x2, 0x8, 0x22d4, 0x101, 0x7ff, 0x6c46, 0x1000, 0x7, 0x4, 0x1000, 0x2, 0x2, 0x9, 0x6873, 0x0, 0x1f, 0xfffffffffffffff7, 0x4, 0x46d4, 0xffffffffffffffff, 0xb0, 0x7, 0x1000, 0x400, 0x7, 0x0, 0x7fff, 0x81, 0x8001, 0x401, 0x2, 0x7, 0x8000, 0x4, 0x3ff, 0xffffffffffffffe0, 0xdb5, 0x3, 0x100000000, 0x8, 0x9, 0x0, 0x8001, 0x7fffffff, 0x8001, 0x3, 0x7, 0x8000000000000]}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) ioctl$IOCTL_VMCI_QUEUEPAIR_ALLOC(r1, 0x7a8, &(0x7f0000000040)={{@local, 0x3}, @host, 0x0, 0x4, 0xffffffff, 0x401, 0x7f, 0x6, 0x401}) r2 = creat(&(0x7f0000000100)='./file0\x00', 0x20) write$snddsp(r2, &(0x7f0000000200)="30abeda34b061c92b4228b6e26c8ff34110f89efa03822273b649e2ca4c8bb8c09e300da3d80d15aff9778fb0ce8722e4888713e6ce67851ac3711555472cf1d2e3c4f566ff19b3147769649d03b1b32223df23b7f287f4fe0715897be35375b8a993249e4df55379e211464d3f7c4eed3c3f0d54d1fe4cee7cf41c9881b5ce818f544baef254eae9e14ef6f27d9ff67c35a56a11de018539ef9eee826fa7c88e61475d0bff4a3d40aaf15e46b81779d646a8363b8510ff638", 0xb9) r3 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r3, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) [ 1165.936301][T12733] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:16 executing program 1: ioctl$TUNSETTXFILTER(0xffffffffffffffff, 0x400454d1, &(0x7f0000000000)={0x1, 0x2, [@broadcast, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x3}]}) r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r1, &(0x7f0000000300)={0xa, 0x4e22, 0x7, @mcast2, 0x6e3}, 0x1c) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) sendto$inet6(r1, &(0x7f00000003c0)="9dc9286826c59bd6fb6957f067455d0f25371a23354c48db21e9a9c327003cd165692a396cf6514a968950c3c8cc6f77a24ae3e1ba399f4c70ac619e3bb4bf3cc799faea3cd089c87f6b367bb6b2757544b6cfafc51c815c6eca857be33c52196da0867cd663e8724985160233dc0cab89c954226dcc7d1e4ed04c2b528e9d72350899cf3e0a69d115697f410b9b1d35b1ad9d335517006b2a04d572dded2b7598ebc8439f8565859e6c8336528cd222bc24781aabe3f2386c1e4f3fde38200b0e60ebf205a8cd47e57ce7bab8f9ff8f9118504defe4fe9eae2f5ce67037423b", 0xe0, 0x8040, 0x0, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000340)='/dev/vcsa\x00', 0x400800, 0x0) connect$inet6(r2, &(0x7f0000000080)={0xa, 0x4e24, 0x8000, @loopback, 0x8}, 0x1c) r3 = socket$rds(0x15, 0x5, 0x0) setsockopt$SO_TIMESTAMPING(r3, 0x1, 0x25, &(0x7f0000000380), 0x4) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in6={{0xa, 0x4e21, 0x5, @empty, 0x6}}}, &(0x7f0000001c40)=0x84) sendto$inet6(r0, &(0x7f0000000100)="cb579defe56848a1156c16628a6db352338de7166992e32d058e4caa1fbb8186c8681821ff667de3ab7612927f1b836de7f9aedd3dea778b7fc21078affe6256219c01c36e9fd6a9a7eb59faa5ad003a113928d007bece0174af761034cc9b13b972cee7974444470d4a4f9d806468882814f3e63a8bb0ca22650eb7ddc02cc398afadf8add99d3afcfab0cc0c464c2d36e500a3bc5157af7414486ed7c67cb43cb136abd40a613afedc4135ce88a5bfc10b3890531f8771bdb44a21a3b9483a0f5a5fddc92ff6e9435dd3424b40633735e4835e01c6a1d5ab91a54a1cacb9b6330f30d84ee87ccc251e650e", 0xec, 0x80, &(0x7f0000000200)={0xa, 0x4e20, 0xfffff800, @dev={0xfe, 0x80, [], 0x3f}, 0x81}, 0x1c) 16:42:16 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {0x0, 0x5}, {}, @quote}], 0xff33) 16:42:16 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0xff, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:16 executing program 3: openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r0, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r0, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r0, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) write$sequencer(r0, &(0x7f0000000200)=ANY=[@ANYBLOB="ff0a0000fe0000fe96463c448391cf69839a7c0e0bdae76b554e8dc6c8bdfab97b77c7da792ce006f1cef03883bdab9a1d5b3120c1a500f72ea87189e95d85bae4df18beb6a2f020d5d3a49ee9bd11033e073219c0e0eaf7e82633f2b78c454a631855a5d8ab24f273691438666c8fe6a542f5c900f88848a4fc9c615fdff648cf53a3a6c9e3ca37d9cdd5936e0ac9aa2e564fe19700d90a77bcb98600"], 0x8) 16:42:16 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_SET_LAPIC(r3, 0xc008ae88, &(0x7f0000001a40)={"06000000dd245c8475010000c9c8dc19643272a96fa42b76a00100002bec0ba41f0100003a40c8a4200000403b00041f04000000003c5ca2c2000000ee377abaece6b88378e3d63a84000040361d264ffa8b46485f02baee450300004252066178868d1ef4b5365c5dc26ca097ddda7c21a9845c0c1dbc75d7ea4df10000174a3ac8694525a72f44500a1f0db500800000000000008f37f06e4ea9f1e5f0c6c379f9cc58bf69fcde318ead4825aa006a832d309fcda5bb5a6baa41d614f6c8941bee805954a62d196a4e8d4bf6b21224b57f530d0000c1ff53bf79a1f5c5dc34b2262d66ae793b6304a30b97077f1c131045cbc11c4562d22db88d0edc5daee171cc04d96d9ec2db07478fbe65449b404923ad4a5672b1b285c7988c4ec0922c655ff600000000c00dc290d936d93236051fadfb4b95d02c0bda7ce38dabb7cd103fe4d0c9c963cd717a77f8df8d46099b1f58e068af6afbbc19db161c6df3e7c9c71bc08a282fc2c142856b5eddec2d1cc39035caef10dcd2c569319d6e9bb2058d023f669a64fc7d9684364673dcfa9235ea5a2ff23c4bb5c5acb2e8976dcac779ff000000000000003d4e185afe28b774b99d38c90937428617de4cdd6f53c419ce31054182fd898af7b7f1b1152c691611f897558d4b755cb783978d9859b0537b05b623dcb5c4ca9317471a40fa4998cca80e9605ab8c3c43840abd17deef0c8694c4395fc99be3c3fe7aeb8af4929ce7d346ca702f78b233b5208752726ed9f0c340d494b92d19cc930bb8a5f8b4da8f4603ac0c3b698384e17a570dc8524823ed15af4ecfabb4b2541d3c114b7bba1c21a845c9cf0d1cc24aba16f70f558b2246ad95ccf7d3f80cc0f768f08336ea1a33b79cf35b898837016eb211a1734c7af076e15451e33519fc978f66df7df4557c91024a8dc130a28ef5f63ad07b39c8d23b85cf434e065e8a29a800655d127de6f6347b4951f97b5703dc78b1ca9d74ea6a9ae12ab367c0de2659cc38d2f33ddd86e0597d33361eada119b5132145fa4525c488c7fffd6ceda6e9a02ebd97ced6b0161f2cc84615ceb8b18883299c636e9e46724a9a0600a8bb02f3e489631d522019a35fe12a33caf9dd8768ddbc02a484c345c3efb254297b1dbb04989c3f9f3c7b3c985c39b1d313018068d3809bac8c657e39f47692613e28387e955722908dd88b56163be8312ff47c5b6f070072975af74e97a5a8110a4d74496f4c8ec82ddb56d9b962d2fc43fa01a047666843badaaec6cc5a2ef989de9801fed6d4be2bfcfe07a69c46bffb7e7603970800000000000000d372bdd6d89dc1ecf63c23d506114d0fba2bd1c69e8f7e3fccdcda85ce975ec1381b1cec6ddaa76e186719d819164300"}) preadv(r3, &(0x7f0000000180), 0x0, 0xda2, 0x40000) r4 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x80002, 0x0) ioctl$FIGETBSZ(r0, 0x2, &(0x7f0000000040)) r5 = accept4$inet6(0xffffffffffffffff, 0x0, &(0x7f0000000140), 0x100000) sendmsg$BATADV_CMD_GET_GATEWAYS(r0, &(0x7f0000000280)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x1c, 0x0, 0x200, 0x70bd2b, 0x25dfdbfc, {}, [@BATADV_ATTR_NETWORK_CODING_ENABLED={0x5, 0x38, 0x5}]}, 0x1c}}, 0x4000000) setsockopt$rose(0xffffffffffffffff, 0x104, 0x6, &(0x7f00000002c0)=0xff, 0x4) fcntl$F_SET_RW_HINT(r5, 0x40c, &(0x7f0000000100)=0x3) write$sequencer(r4, &(0x7f00000000c0)=ANY=[@ANYBLOB="ff210000ff100000940003ca93b405e10000d6c90e7d33eddec047df"], 0x1c) 16:42:16 executing program 5 (fault-call:4 fault-nth:75): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:16 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) listen(r0, 0x100) accept4(r0, &(0x7f0000000180)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @remote}}}, &(0x7f0000000080)=0x80, 0x0) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) accept4(r0, &(0x7f0000000100)=@ieee802154, &(0x7f0000000000)=0x80, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) getsockopt$inet6_mreq(r1, 0x29, 0x14, &(0x7f0000000200)={@empty}, &(0x7f0000000300)=0x14) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001a80)=ANY=[@ANYBLOB="06100000000100a3aea60000000000005685fa0442f6f72ce6ecfa6293575dd0d82337f24afc95966fe7e5b55129777ebbf8badf5177e898c1dd25c7be019365f4fa40f8232af2195fa8f671271030d7ded22245b4e0e96f20fffecdc7fdd50933e258d038ff16606dfdb46c6102444d85f9ee8e9ba435242c9283c1af2df4a1038c061de41019bb94496e6f4c6f7fdf59c1cf5806884ea21c07117d971d7174dc62d34ba9f1a024b3a8101286f92afe78b90758a2e5abada261125c648a3a528bce", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000001a40)={0x0, 0x0, &(0x7f0000001940)=[{&(0x7f0000001840)=""/208, 0xd0}], 0x1, &(0x7f0000001980)=""/175, 0xaf}, 0x80012001) 16:42:16 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {0x0, 0x6}, {}, @quote}], 0xff33) 16:42:16 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:16 executing program 3: write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000140)={'syz1', "8cddb2c6b05124969e7c873bfd75bc1fa4f8b12c786a4371b2bd2ea64a7e6a0b5447013c9bf7343768c56d91afbe2993dc5ba3229a37336b411f0b9be0efbcc0e6c136fd5f4b9394a8c044308f96a25af6992a1f8b660e16dc756c79d2c88d089e469aea52f981c78fa3604d155297ceb497a24fc8c3ccc7471e0fee1ac57ddc9bae61"}, 0x87) r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) bind$inet(0xffffffffffffffff, &(0x7f0000000040)={0x2, 0x4e23, @private=0xa010100}, 0x10) ioctl$FIBMAP(r0, 0x1, &(0x7f0000000000)=0x401) write$sequencer(r0, &(0x7f0000000100)=ANY=[@ANYBLOB='\x00'], 0x8) [ 1166.143583][T12774] FAULT_INJECTION: forcing a failure. [ 1166.143583][T12774] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1166.221533][T12774] CPU: 1 PID: 12774 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1166.230351][T12774] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1166.240516][T12774] Call Trace: [ 1166.243810][T12774] dump_stack+0x137/0x19d [ 1166.249251][T12774] should_fail+0x23c/0x250 [ 1166.253681][T12774] should_fail_usercopy+0x16/0x20 [ 1166.258717][T12774] _copy_from_user+0x1c/0xd0 [ 1166.263534][T12774] snd_seq_oss_write+0x36f/0x550 16:42:17 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f0000000000)=0x469, 0x4) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) [ 1166.268576][T12774] ? odev_read+0x60/0x60 [ 1166.272837][T12774] odev_write+0x45/0x60 [ 1166.277011][T12774] vfs_write+0x223/0x7e0 [ 1166.281269][T12774] ? __fget_light+0x219/0x260 [ 1166.286079][T12774] ksys_write+0xce/0x180 [ 1166.290341][T12774] __x64_sys_write+0x3e/0x50 [ 1166.295030][T12774] do_syscall_64+0x39/0x80 [ 1166.299509][T12774] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1166.305415][T12774] RIP: 0033:0x466459 [ 1166.309402][T12774] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1166.329649][T12774] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1166.338059][T12774] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1166.346166][T12774] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1166.354156][T12774] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1166.362150][T12774] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:42:17 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) ioctl$FIBMAP(r0, 0x1, &(0x7f0000000000)=0x8) 16:42:17 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x2, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:17 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcsa\x00', 0x20000, 0x0) openat(r2, &(0x7f0000000100)='./file0\x00', 0x20000, 0x100) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:42:17 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {0x0, 0x8}, {}, @quote}], 0xff33) [ 1166.370115][T12774] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:17 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f00000003c0)=[{&(0x7f0000000400)=""/102400, 0x19000}, {&(0x7f00000001c0)=""/76, 0x4c}], 0x2, 0xd9f, 0x6) r1 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f0000000040)={0x0, r0}, 0x10) r2 = openat$ocfs2_control(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ocfs2_control\x00', 0x286000, 0x0) r3 = syz_open_pts(r0, 0x10800) ioctl$FIDEDUPERANGE(r1, 0xc0189436, &(0x7f0000000100)={0x0, 0x0, 0x2, 0x0, 0x0, [{{r2}, 0xfffffffffffffffb}, {{r3}, 0x9}]}) r4 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r4, &(0x7f0000000240)=ANY=[@ANYBLOB="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"], 0x1c) 16:42:17 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x3, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:17 executing program 5 (fault-call:4 fault-nth:76): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:17 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @remote, 0xfffffff9}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) getsockopt$inet_sctp_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000000)={r1, 0x5}, &(0x7f0000000080)=0x8) 16:42:17 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {0x0, 0x24}, {}, @quote}], 0xff33) 16:42:17 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000000)=ANY=[@ANYBLOB="ff0a00df72cc4f94c6a064878d8a721e020334"], 0x8) 16:42:17 executing program 0: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x140) fsetxattr$security_ima(r0, &(0x7f0000000100)='security.ima\x00', &(0x7f0000000140)=@v1={0x2, "560440b8cd"}, 0x6, 0x2) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) setsockopt$netrom_NETROM_IDLE(r0, 0x103, 0x7, &(0x7f0000000040)=0x9, 0x4) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:42:17 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x4, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:17 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=ANY=[@ANYBLOB], 0x8) [ 1166.653193][T12827] FAULT_INJECTION: forcing a failure. [ 1166.653193][T12827] name fail_usercopy, interval 1, probability 0, space 0, times 0 16:42:17 executing program 1: bind$inet6(0xffffffffffffffff, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:17 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x5, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1166.707990][T12827] CPU: 1 PID: 12827 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1166.716789][T12827] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1166.726875][T12827] Call Trace: [ 1166.730151][T12827] dump_stack+0x137/0x19d [ 1166.734548][T12827] should_fail+0x23c/0x250 [ 1166.739124][T12827] should_fail_usercopy+0x16/0x20 [ 1166.744224][T12827] _copy_from_user+0x1c/0xd0 [ 1166.748949][T12827] snd_seq_oss_write+0x36f/0x550 [ 1166.753900][T12827] ? odev_read+0x60/0x60 [ 1166.758172][T12827] odev_write+0x45/0x60 [ 1166.762353][T12827] vfs_write+0x223/0x7e0 [ 1166.766596][T12827] ? __fget_light+0x219/0x260 [ 1166.771273][T12827] ksys_write+0xce/0x180 [ 1166.775519][T12827] __x64_sys_write+0x3e/0x50 [ 1166.780186][T12827] do_syscall_64+0x39/0x80 [ 1166.784620][T12827] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1166.790517][T12827] RIP: 0033:0x466459 16:42:17 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x8, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1166.794432][T12827] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1166.814057][T12827] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1166.822631][T12827] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1166.830683][T12827] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1166.838649][T12827] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1166.846724][T12827] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:42:17 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {0x0, 0xbf}, {}, @quote}], 0xff33) 16:42:17 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x80010, r1, 0x3000) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r2 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r2, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) [ 1166.854693][T12827] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:17 executing program 5 (fault-call:4 fault-nth:77): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:17 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/sequencer\x00', 0x4c0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) ioctl$SNDCTL_SEQ_THRESHOLD(r1, 0x4004510d, &(0x7f0000000000)=0x5) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) 16:42:17 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0xbf, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:17 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) setsockopt$inet6_mreq(r0, 0x29, 0x1c, &(0x7f0000000000)={@dev={0xfe, 0x80, [], 0x23}}, 0x14) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) sendmsg$can_bcm(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001840)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRESHEX=r1, @ANYRES64=0x0, @ANYRES64=r2, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22, 0x0, @remote, 0x10}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:17 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) ioctl$SNDCTL_SEQ_GETTIME(r1, 0x80045113, &(0x7f0000000040)) 16:42:17 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {0x0, 0xff}, {}, @quote}], 0xff33) 16:42:17 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0xff, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:17 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(r0, 0x80045105, &(0x7f0000000000)) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) 16:42:17 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) r2 = openat$cgroup_ro(r0, &(0x7f0000000040)='pids.events\x00', 0x0, 0x0) ioctl$SNDCTL_MIDI_PRETIME(r2, 0xc0046d00, &(0x7f0000000100)=0x8) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) [ 1167.065086][T12875] FAULT_INJECTION: forcing a failure. [ 1167.065086][T12875] name fail_usercopy, interval 1, probability 0, space 0, times 0 16:42:17 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) [ 1167.126389][T12875] CPU: 1 PID: 12875 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1167.135183][T12875] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1167.145246][T12875] Call Trace: [ 1167.148523][T12875] dump_stack+0x137/0x19d [ 1167.152992][T12875] should_fail+0x23c/0x250 [ 1167.157432][T12875] should_fail_usercopy+0x16/0x20 [ 1167.162465][T12875] _copy_from_user+0x1c/0xd0 [ 1167.167065][T12875] snd_seq_oss_write+0x36f/0x550 [ 1167.172012][T12875] ? odev_read+0x60/0x60 [ 1167.176258][T12875] odev_write+0x45/0x60 [ 1167.180445][T12875] vfs_write+0x223/0x7e0 [ 1167.184691][T12875] ? __fget_light+0x219/0x260 [ 1167.189372][T12875] ksys_write+0xce/0x180 [ 1167.193618][T12875] __x64_sys_write+0x3e/0x50 [ 1167.198233][T12875] do_syscall_64+0x39/0x80 [ 1167.202743][T12875] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1167.208639][T12875] RIP: 0033:0x466459 [ 1167.212522][T12875] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1167.232128][T12875] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1167.240604][T12875] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1167.248564][T12875] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1167.256542][T12875] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1167.264498][T12875] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:42:18 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @quote}], 0xff33) [ 1167.272450][T12875] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:18 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r0, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r0, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r0, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) setsockopt$inet_tcp_TLS_TX(r0, 0x6, 0x1, &(0x7f0000000000)=@gcm_256={{0x303}, "16c9ef3f8089d415", "4d4ac13c9b83fe7f6bae1b0ce190c7dc649efc566c0a37c0a5f078f357ae8a58", "92c94ec8", "0f20350a40222adf"}, 0x38) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) 16:42:18 executing program 5 (fault-call:4 fault-nth:78): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:18 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x4a4403, 0x84) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@note=0xa}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:42:18 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:18 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) r2 = openat(0xffffffffffffff9c, &(0x7f0000001c80)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x0, 0x9, 0x2) recvmsg$kcm(r2, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r2, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001cc0)=ANY=[@ANYBLOB="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", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) preadv(0xffffffffffffffff, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) bind$inet6(0xffffffffffffffff, &(0x7f0000001b40)={0xa, 0x4e24, 0x1, @initdev={0xfe, 0x88, [], 0x1, 0x0}, 0x966}, 0x1c) sendmsg$nl_route(r2, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001b80)=ANY=[@ANYBLOB="2c0000005200000425bd7000fbdbdf251c080006000300000008000100", @ANYRES32=0x0, @ANYBLOB="08000600fbffffff0000001c5ed464c231b369ac6e9d49f1b0a29dea16f4254432f960344acd22c425de7e7431a1f7ccbc047cbdd11ca3e732d3f96f6d118dae859507d7a5f6b1429eb35579bd0b1d53af3c451cc40f6c61146e2b7a2932182c2cea842a19a67eddd230c1ae2b620de589aaa44b76dab4"], 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) bind$inet6(r2, &(0x7f0000000000)={0xa, 0x4e23, 0x7, @dev={0xfe, 0x80, [], 0x1c}}, 0x1c) r3 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000180)='/dev/dlm_plock\x00', 0x2, 0x0) sendmsg$IPSET_CMD_TYPE(r3, &(0x7f0000001b00)={&(0x7f0000000200), 0xc, &(0x7f0000001ac0)={&(0x7f0000001a80)={0x40, 0xd, 0x6, 0x301, 0x0, 0x0, {0x0, 0x0, 0x9}, [@IPSET_ATTR_TYPENAME={0x11, 0x3, 'hash:net,net\x00'}, @IPSET_ATTR_TYPENAME={0x10, 0x3, 'bitmap:port\x00'}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x2}]}, 0x40}, 0x1, 0x0, 0x0, 0x4000}, 0xc4) setsockopt$inet_sctp6_SCTP_AUTH_DELETE_KEY(r2, 0x84, 0x19, &(0x7f0000000080)={r1}, 0x8) vmsplice(r2, &(0x7f0000000100)=[{&(0x7f0000001840)="deb5c94f21eb254cda28fa6508cbc71797b338c12a9d404d90a3bc143f2babf471e6bea28acd95d4c333717b1fd3233e18baeca863746daaf99743e4a870b66971a5fc44baa786c862f0770d4da11b200f18363e0a199757edbc0954d3a86862beac1befdfb9145c22bf83fea4e10178ea0a2e9f85f59b599cad737b17ebbccf27", 0x81}, {&(0x7f0000001900)="818ace63990546dd103496af8e62fba73c614eca97c4681fe592884de1da1c1761213123bba968e9d7f802f11c106a756d87484896d2a23fd1a8e6e72eef72d8227a65cc016b962859b9bd813d3000cac43097c3397e617aa7e3bf2ccc466bba5525eb5904647bee5c71ab", 0x6b}, {&(0x7f0000001980)="4c3326ac580e63ceac65bab4efaecb69509b577793f54c63601d387b64f831af1c42d7599d9130d69a44f2f2c75bfa3dcc1f2de0e3b65ac2b517af63859e42988fae2662c700d8c46122e3d73805389fa3f25d7dcfe37cc3552922878948a976d7ea3fa1b6d6c72ca29a8dcdcc2a8035f01bca644d1f3eb8b54216211b9997d38f1e3f8938274bc9ba4c119fa4ae48be48da3a9a0ba26540e709c4b77b3aaf252329265ab15119596e446cdd52b3b7795278e3c75a490714d1d16f446dc5d5e00eca4b157a9c707d44fa1102fe31fa3a7aae54df14d653690128966a92262e0c14fc4d17ac56d4ca70cd9e06c7b49b0f", 0xf0}], 0x3, 0x1) 16:42:18 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x3}, @quote}], 0xff33) 16:42:18 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) ioctl$SNDCTL_TMR_SELECT(r0, 0x40045408) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) [ 1167.511413][T12917] FAULT_INJECTION: forcing a failure. [ 1167.511413][T12917] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1167.542578][T12917] CPU: 0 PID: 12917 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1167.551364][T12917] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1167.561413][T12917] Call Trace: [ 1167.564739][T12917] dump_stack+0x137/0x19d [ 1167.569087][T12917] should_fail+0x23c/0x250 [ 1167.573512][T12917] should_fail_usercopy+0x16/0x20 [ 1167.578534][T12917] _copy_from_user+0x1c/0xd0 [ 1167.583123][T12917] snd_seq_oss_write+0x36f/0x550 [ 1167.588060][T12917] ? odev_read+0x60/0x60 [ 1167.592363][T12917] odev_write+0x45/0x60 [ 1167.596520][T12917] vfs_write+0x223/0x7e0 [ 1167.600763][T12917] ? __fget_light+0x219/0x260 [ 1167.605443][T12917] ksys_write+0xce/0x180 [ 1167.609684][T12917] __x64_sys_write+0x3e/0x50 [ 1167.614278][T12917] do_syscall_64+0x39/0x80 [ 1167.618687][T12917] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1167.624614][T12917] RIP: 0033:0x466459 [ 1167.628495][T12917] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1167.648091][T12917] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 16:42:18 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x2, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:18 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x3, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:18 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcs\x00', 0x80a00, 0x0) ioctl$SNDCTL_SEQ_TESTMIDI(r1, 0x40045108, &(0x7f0000000040)=0x7fff) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x2, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) 16:42:18 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) sendto$inet6(r1, &(0x7f0000000100)="248b0707be4cc9f27bb74b73d487db470b517c19ad94ab9dbdbab7947839fd22b3853c9bee94d0a49de3ef9f4ab36fbdabe353067505383a5566200861646d0485912d096b97549ceb76b417f08d7cefaaf27f6f6af938772e4bb730467454f1ff2d7aaefaaa65f2c62929e527fb829f635dec8a649ca535b8110ffcaff27f5335f5c03a4d4d9072910e8e3536184ad2230299b408b103b9f4d6447439c61329516e0bb9e815b5c1d8ac2c29f5de1e507fbc2f442d863ab615a532cfcd4e60461da5884596bd8b3acb33c159065224dd377c1f96ed", 0xd5, 0x40080, &(0x7f0000000000)={0xa, 0x4e21, 0x401, @ipv4={[], [], @remote}, 0x80000001}, 0x1c) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) [ 1167.656504][T12917] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1167.664468][T12917] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1167.672435][T12917] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1167.680405][T12917] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1167.688427][T12917] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:18 executing program 5 (fault-call:4 fault-nth:79): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:18 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @generic=0x1}, @echo=0x2, @echo, @l], 0x18) 16:42:18 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x4}, @quote}], 0xff33) 16:42:18 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x4, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:18 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000100)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000040)=0xf) r2 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x1, 0x0, 0x0) ioctl$KDADDIO(r1, 0x400455c8, 0x4) ioctl$TIOCSETD(r1, 0x5412, &(0x7f0000000080)=0x16) mmap(&(0x7f000006b000/0x3000)=nil, 0x3000, 0xa, 0x11, r0, 0x785c3000) ioctl$KDADDIO(r0, 0x4b34, 0x8001) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$inet(r0, &(0x7f0000000140)={&(0x7f0000000100)={0x2, 0x4e24, @broadcast}, 0x10, &(0x7f0000000100)}, 0x68040) ioctl$VIDIOC_G_EXT_CTRLS(r0, 0xc0205647, &(0x7f00000001c0)={0xf020000, 0x434d4302, 0x2, r0, 0x0, &(0x7f0000000180)={0x9a0918, 0x3, [], @ptr}}) r3 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) recvmsg$kcm(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) renameat(0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', r0, &(0x7f0000000240)='./file0\x00') write$sequencer(r3, &(0x7f00000000c0)=[@t={0x81, 0x2, 0x3, 0x7c}, @l={0x92, 0xe, 0xe0, 0x15, 0x3f, 0x8, 0x1000}, @x={0x94, 0x9, "5002ca610553"}, @n={0x3, 0x5, @SEQ_NOTEON=@note=0x6f, 0x1f}, @e={0xff, 0xb, 0xe, 0x8, @SEQ_CONTROLLER=0xfe, 0x83, 0x0, 0x80}, @raw={0xfe, 0x0, "d40e4d6c4d31"}, @e={0xff, 0xb, 0xe, 0xcd, @SEQ_CONTROLLER=0xfe, 0xd6, 0x3, 0x9}, @l={0x92, 0xf, 0xc0, 0x16, 0x81, 0x81, 0x7}], 0x3c) [ 1167.839572][T12949] FAULT_INJECTION: forcing a failure. [ 1167.839572][T12949] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1167.879796][T12949] CPU: 0 PID: 12949 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1167.888604][T12949] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1167.898653][T12949] Call Trace: [ 1167.901932][T12949] dump_stack+0x137/0x19d [ 1167.906312][T12949] should_fail+0x23c/0x250 [ 1167.910813][T12949] should_fail_usercopy+0x16/0x20 [ 1167.915922][T12949] _copy_from_user+0x1c/0xd0 [ 1167.920517][T12949] snd_seq_oss_write+0x36f/0x550 [ 1167.925458][T12949] ? odev_read+0x60/0x60 [ 1167.929704][T12949] odev_write+0x45/0x60 [ 1167.933932][T12949] vfs_write+0x223/0x7e0 [ 1167.938187][T12949] ? __fget_light+0x219/0x260 [ 1167.942871][T12949] ksys_write+0xce/0x180 [ 1167.947116][T12949] __x64_sys_write+0x3e/0x50 [ 1167.951792][T12949] do_syscall_64+0x39/0x80 [ 1167.956206][T12949] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1167.962155][T12949] RIP: 0033:0x466459 [ 1167.966042][T12949] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1167.985762][T12949] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1167.994179][T12949] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1168.002151][T12949] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1168.010132][T12949] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1168.018106][T12949] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:42:18 executing program 1: sendmsg$can_bcm(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000000), 0x10, &(0x7f0000000080)={&(0x7f0000000100)={0x3, 0x100, 0x3, {}, {0x0, 0xea60}, {0xb895, 0x1, 0x0, 0x1}, 0x1, @canfd={{0x1, 0x0, 0x1}, 0x4, 0x1, 0x0, 0x0, "c2080a5b2930ba71d9b097792bb0951f09ab4983d41867432cb4168a06fd553aba486e8f4df4bf63c84ccc8614e6871644e1158768d40b40f9e57daa20e46da9"}}, 0x80}, 0x1, 0x0, 0x0, 0x4000000}, 0x10) r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:18 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x5}, @quote}], 0xff33) [ 1168.026163][T12949] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:18 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x5, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:18 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x6}, @quote}], 0xff33) [ 1168.086204][T12964] Bluetooth: hci6: Frame reassembly failed (-84) [ 1168.108274][ T8409] Bluetooth: hci6: sending frame failed (-49) 16:42:18 executing program 5 (fault-call:4 fault-nth:80): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:18 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) r1 = openat$mice(0xffffffffffffff9c, &(0x7f0000000180)='/dev/input/mice\x00', 0x400000) r2 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x1, 0x0, 0x0) sendmsg$can_bcm(r2, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001900)=ANY=[@ANYBLOB="f31000e2e129edd64e73479d5dd392c238050000ebcc6298a700000000e200d316a97c2bd999e767b123cb4bdd1c0daf3ee6e5cf2659f3639a01582b06800e4cbc4dba4a0aaebf789eecd7be5052a77e0a3ad37b2b0aa5", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r2, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) mmap(&(0x7f00005fa000/0x1000)=nil, 0x1000, 0x1000000, 0x30, 0xffffffffffffffff, 0x68b47000) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000200)={r1, &(0x7f0000000300)="42dfc657cb5f5bdc1613179aad0fcd54b68002b9cb7acde5732e9e7e133458f760cd9d2c6d71930e43c4ad35c6490cc9c188e888a53cd2e7cdc2ca9ae5bc8f97c41f4f427d4e7b68cbfa488fc6562cd6da8e6d7b67097dab0f5eb9a8becd00bd576056b86438423b2bd71593348c0707d73e05797113c861502ae1fd02b7a1fbc0a6433add77d03a5d92", &(0x7f00000001c0)=@tcp=r2, 0x2}, 0x20) fsetxattr$security_capability(r0, &(0x7f0000000100)='security.capability\x00', &(0x7f0000000140)=@v3={0x3000000, [{0x8f0, 0x36f}, {0x4}]}, 0x18, 0x3) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0xfffffffffffffeb4) r3 = bpf$ITER_CREATE(0x21, &(0x7f0000000080)={r2}, 0x8) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000001b40)={'vxcan0\x00', 0x0}) sendmsg$can_bcm(r3, &(0x7f0000005b00)={&(0x7f0000001b80)={0x1d, r4}, 0x10, &(0x7f0000005ac0)={&(0x7f0000002d80)={0x3, 0x690, 0x3, {}, {0x77359400}, {0x2}, 0x1, @canfd={{0x3, 0x1}, 0xb, 0x1, 0x0, 0x0, "4e2bd0f53e06809e95c634f08838d812df62bcb76f8c544e36da5f97741b6345d382ef77228c2a5a6bf648fbab619413f1508cf6abdc8d70c6b1378cbb23ed77"}}, 0x80}, 0x1, 0x0, 0x0, 0x1}, 0x4008050) fsetxattr$security_ima(r1, &(0x7f0000003400)='security.ima\x00', &(0x7f0000005a80)=@sha1={0x1, "b3f27913b5f7acb209c8ed71d0dbaa1cc5d094b5"}, 0x15, 0x2) r5 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001840)='/dev/btrfs-control\x00', 0x40481, 0x0) sendmmsg$inet6(r5, &(0x7f0000005980)=[{{&(0x7f0000001880)={0xa, 0x4e20, 0x3, @ipv4={[], [], @broadcast}, 0xb7}, 0x1c, &(0x7f00000019c0)=[{&(0x7f00000018c0)="f0e21d268d2e5f44b69a9bc678d3c91fcb2b64f74fbd", 0x16}, {&(0x7f0000001c80)="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", 0x1000}], 0x2, &(0x7f0000001a00)=[@rthdrdstopts={{0x70, 0x29, 0x37, {0x2, 0xb, [], [@hao={0xc9, 0x10, @private0={0xfc, 0x0, [], 0xfd}}, @hao={0xc9, 0x10, @mcast2}, @jumbo={0xc2, 0x4, 0x7fff}, @generic={0x9, 0x2c, "889ef0544b585f461033652d03017a2c0a1743b9bcff4e4cdd283a745c3675b5afb3ccb98f900559605f97b3"}]}}}, @dontfrag={{0x14}}, @rthdr_2292={{0x28, 0x29, 0x39, {0x5e, 0x2, 0x0, 0x43, 0x0, [@local]}}}], 0xb0}}, {{&(0x7f0000001bc0)={0xa, 0x4e23, 0x26, @ipv4={[], [], @initdev={0xac, 0x1e, 0x1, 0x0}}, 0x6}, 0x1c, &(0x7f0000002e00)=[{&(0x7f0000001c00)="4b51f864fc4f55e8055b5562c6c0ffdb84a631f09c5be50c1faadf3facacd76edc7259c0f0a960e2875182fc22", 0x2d}, {&(0x7f0000002c80)="b8738b0d4a0085389f8b220b85334a3d782fae622f0fb499c374c43210a20f092a6f1f7d4041a5bd334b78148a8795f8b7480ca4d2dd9909955130cce8beb6b6969a57882fa4327a138ba6c04cb3d5dfe559bc9d48a16361e4acf4828c6ea8641ef23bf528ded4b41ea32e8e00e6d92391c76fc74bfe7b53c3d57020d6a78489548ddabaa2ea1261e1f424a1ed0bda28e38d0bc0fcf7b7d0180bf1e50538882e8d3d5e2cedfdb6ac433234aec819590586696d3223dabc5ddeabc23e290dc0b92c6afbcf643bddaefe73a2787240a5766bcc1bdc7e10dfab91729f", 0xdb}, {&(0x7f0000001ac0)="19861dad614f3f069e02f7011c94447d4416971a388242dc63e998bddab2f854e056f7a8e4f8b95fe14b6593efad0c727e8b7ec3dd7e2421d4e303aace018ea8050c22e401926350b0fbecf9f9d125b777caf394d70e19c375d66451a0f4d4f5a00a3492fd2268fe87fa23f5b5761093f956dc25874e6d202764", 0x7a}], 0x3, &(0x7f0000002e40)=[@tclass={{0x14}}, @rthdrdstopts={{0x138, 0x29, 0x37, {0x0, 0x23, [], [@jumbo={0xc2, 0x4, 0x800}, @calipso={0x7, 0x38, {0x1, 0xc, 0xaf, 0x3, [0x1f, 0xae, 0xfffffffffffffff8, 0x80, 0x80000001, 0x7ff]}}, @generic={0xa3, 0xc1, "353f148ccdf3480f9b5fc49cd5e84990c068bc24ca78a3c6679c08854ae9977e1e9ffa225f807b730b42fa193ff15bfd976c924f448841c0b586ad4752b6bba9662a5cabab0aba92ea8a25726408ea47898179b2fa5982a06cc3ceadac72167b0b95a312406646d858fb8d7e6f7c1c1d0fddbce739a951094b7d868393269741d6505d1a48fee1b838b557415bc0922493fc7125857469ffcf958144914da0ac647c7d8d52eecbc8e10e4ba6f2d74afe6eb2c96833d14ff259c7effac734a19a77"}, @jumbo={0xc2, 0x4, 0xffffffff}, @jumbo={0xc2, 0x4, 0x601f}, @padn={0x1, 0x1, [0x0]}, @enc_lim={0x4, 0x1, 0x6}, @enc_lim={0x4, 0x1, 0x6}, @pad1]}}}, @hopopts_2292={{0x20, 0x29, 0x36, {0xff, 0x0, [], [@pad1, @ra={0x5, 0x2, 0x2}]}}}, @pktinfo={{0x24, 0x29, 0x32, {@empty}}}, @dstopts_2292={{0xf8, 0x29, 0x4, {0x2f, 0x1c, [], [@enc_lim={0x4, 0x1, 0x6c}, @jumbo={0xc2, 0x4, 0x101}, @generic={0xff, 0xd2, "1cc3b903f32bd5cf23b3522f2ceb15761e192a7279a620911c07732cd4dc026a8ed4ed361fba2cfc35257bf99e104180f990ce929f2d58ef43d8f367bbd89808703f2dbc59212d21444d0febe6e51d343efe4a6e90ecd580d73537ff9fe1a5a22487576f30f7e1bdc2937ba9d8c3b8ba30b5ddf0261d3ca0b0c7f3febf6a88057fbb30b674d69f3dd63a2a16a9a8c850cde967525bf789a180035b2562860c4dac1447a13b53ff49c98aed75a6e758f324d65c72befc56dda6a69981742c323f2f6af0985b30b6437b5bbf241af534d8acde"}, @pad1]}}}, @hopopts={{0x60, 0x29, 0x36, {0x87, 0x8, [], [@calipso={0x7, 0x20, {0x3, 0x6, 0x78, 0x7, [0x0, 0x0, 0x2]}}, @calipso={0x7, 0x20, {0x0, 0x6, 0x3, 0x4, [0x80000003, 0x100000000, 0x6]}}]}}}, @hoplimit_2292={{0x14, 0x29, 0x8, 0x80}}, @hoplimit_2292={{0x14, 0x29, 0x8, 0x4}}, @tclass={{0x14, 0x29, 0x43, 0xed1b}}], 0x338}}, {{&(0x7f0000003180)={0xa, 0x4e21, 0x8, @mcast1, 0xb5e}, 0x1c, &(0x7f0000003500)=[{&(0x7f00000031c0)="0092e955192483ec7f34ae20a7a3d003ca92426bbde2ac0934b65e89e49bdb07d0b87984549e76305a5f205d19ae668270ae2152df542e26cbee61057870b6632443ddd8e607da239fa9c9251af00ae0a21b7cc0e7c658b3dd11022a68bd90b715ffce0e04ac15a66e65c8cce5a5a7a2c511b8701c59a647d4ae5038613fa25cdf05e59397b3f704b4ca730eeb78e5c232f31bc2dbd777cce4aa8e5e33a841607eab2ea43e23c7ed2bb8e976ef301b8d43f3bd587c2fcce9af816810ba6961edcefe7d11e7b2520543acaf007f1f1f5b416707b7c61aade7d40a1c7cebe23153691f0ac061b1bdd3b82bfe5ae1", 0xed}, {&(0x7f00000032c0)="1839e4fc843e4da1929fdd14dc7e4b373128eb8e83c7f8df8c890f47c572894a40b41fa2274078b53c012a813d6b", 0x2e}, 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", 0x1000}, {&(0x7f0000005780)="eff99cf5d1b36d8ad97d4d9e82950f71e3ae293796bf72241c7553702a49f9fdbde0328f8f461b7b9f863b0340decacb1d5413d316de3a554ddaf3f98b717ad76f613882461f0828bfda4f0bc4133f942f188ac348c7e12f241e1aa3c3d38d0c4f5f46202ec6db67730b6872601cb5bbbae1fa1fdb5afbc870b5d310976c16731abcebf353fe5c526b711f791657715c2df96446662d9ba5ca", 0x99}], 0x4, &(0x7f0000005880)=[@dstopts_2292={{0x50, 0x29, 0x4, {0xc, 0x6, [], [@generic={0x3f, 0x1d, "a4726fb1ae1e2bd95011b4d260ab17b29674b57945232ae9bf0df08c6c"}, @hao={0xc9, 0x10, @initdev={0xfe, 0x88, [], 0x0, 0x0}}]}}}, @rthdrdstopts={{0x20, 0x29, 0x37, {0x4, 0x0, [], [@padn={0x1, 0x1, [0x0]}]}}}, @rthdr_2292={{0x38, 0x29, 0x39, {0x2f, 0x4, 0x1, 0xe0, 0x0, [@loopback, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x2f}}]}}}, @hoplimit={{0x14, 0x29, 0x34, 0x101}}, @hoplimit_2292={{0x14, 0x29, 0x8, 0x68}}, @pktinfo={{0x24, 0x29, 0x32, {@initdev={0xfe, 0x88, [], 0x0, 0x0}}}}], 0x100}}], 0x4, 0x80) [ 1168.211106][T12981] FAULT_INJECTION: forcing a failure. [ 1168.211106][T12981] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1168.224347][T12981] CPU: 1 PID: 12981 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1168.233118][T12981] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1168.243171][T12981] Call Trace: [ 1168.246445][T12981] dump_stack+0x137/0x19d [ 1168.250774][T12981] should_fail+0x23c/0x250 [ 1168.255188][T12981] should_fail_usercopy+0x16/0x20 16:42:19 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x8, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1168.260208][T12981] _copy_from_user+0x1c/0xd0 [ 1168.264868][T12981] snd_seq_oss_write+0x36f/0x550 [ 1168.269808][T12981] ? odev_read+0x60/0x60 [ 1168.274056][T12981] odev_write+0x45/0x60 [ 1168.278217][T12981] vfs_write+0x223/0x7e0 [ 1168.282467][T12981] ? __fget_light+0x219/0x260 [ 1168.287253][T12981] ksys_write+0xce/0x180 [ 1168.291582][T12981] __x64_sys_write+0x3e/0x50 [ 1168.296177][T12981] do_syscall_64+0x39/0x80 [ 1168.300590][T12981] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1168.306484][T12981] RIP: 0033:0x466459 [ 1168.310367][T12981] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1168.329973][T12981] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1168.338382][T12981] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1168.346396][T12981] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 16:42:19 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x8}, @quote}], 0xff33) [ 1168.354462][T12981] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1168.362475][T12981] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1168.370485][T12981] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:19 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0xbf, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:19 executing program 5 (fault-call:4 fault-nth:81): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:19 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x24}, @quote}], 0xff33) [ 1168.543261][T12997] FAULT_INJECTION: forcing a failure. [ 1168.543261][T12997] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1168.581627][T12997] CPU: 0 PID: 12997 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1168.590461][T12997] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1168.600514][T12997] Call Trace: [ 1168.603787][T12997] dump_stack+0x137/0x19d [ 1168.608108][T12997] should_fail+0x23c/0x250 [ 1168.612517][T12997] should_fail_usercopy+0x16/0x20 [ 1168.617533][T12997] _copy_from_user+0x1c/0xd0 [ 1168.622122][T12997] snd_seq_oss_write+0x36f/0x550 [ 1168.627071][T12997] ? odev_read+0x60/0x60 [ 1168.631310][T12997] odev_write+0x45/0x60 [ 1168.635460][T12997] vfs_write+0x223/0x7e0 [ 1168.639701][T12997] ? __fget_light+0x219/0x260 [ 1168.644373][T12997] ksys_write+0xce/0x180 [ 1168.648655][T12997] __x64_sys_write+0x3e/0x50 [ 1168.653438][T12997] do_syscall_64+0x39/0x80 [ 1168.657848][T12997] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1168.663798][T12997] RIP: 0033:0x466459 [ 1168.667739][T12997] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1168.687334][T12997] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1168.695786][T12997] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1168.703770][T12997] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1168.711795][T12997] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1168.719762][T12997] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1168.727731][T12997] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 [ 1170.164833][ T3138] Bluetooth: hci6: command 0x1003 tx timeout [ 1170.170859][T12970] Bluetooth: hci6: sending frame failed (-49) [ 1170.574971][ T3247] ieee802154 phy0 wpan0: encryption failed: -22 [ 1170.581455][ T3247] ieee802154 phy1 wpan1: encryption failed: -22 [ 1172.244558][ T3138] Bluetooth: hci6: command 0x1001 tx timeout [ 1172.250575][T12970] Bluetooth: hci6: sending frame failed (-49) [ 1174.324234][ T3138] Bluetooth: hci6: command 0x1009 tx timeout 16:42:29 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0xff, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:29 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) r1 = openat$vcsu(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcsu\x00', 0x40000, 0x0) bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e21, 0xdc4, @ipv4={[], [], @private=0xa010100}, 0x3}, 0x1c) r2 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r2, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r2, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r2, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) bind$inet6(r2, &(0x7f0000000100)={0xa, 0x4e22, 0x80000001, @rand_addr=' \x01\x00', 0x6}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x3, @initdev={0xfe, 0x88, [], 0x0, 0x0}, 0x5}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:29 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0xbf}, @quote}], 0xff33) 16:42:29 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=ANY=[@ANYBLOB="ffa857e60000"], 0x8) r1 = fcntl$dupfd(r0, 0x406, r0) ioctl$SNDCTL_SEQ_PANIC(r1, 0x5111) r2 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x414400, 0x18a) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r2, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0xffffffffffffffb7, &(0x7f0000002580)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000002480)=""/104, 0x6d}, {&(0x7f0000002440)=""/58, 0xfffffffffffffd69}, {&(0x7f0000002400)=""/29, 0x1d}, {&(0x7f0000002500)=""/120}], 0x2, &(0x7f0000001580)=""/187, 0xbb}, 0x40012002) sendmsg$can_bcm(r2, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) ioctl$SNDCTL_FM_LOAD_INSTR(r0, 0x40285107) sendmsg$nl_route(r2, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000002600)=ANY=[@ANYBLOB="2c0000005200000325bd7000fbdbdf251c080006000300000008000100420e413ffeb6a6ad700b066482699a2db79e76b59588cfe916b559e878aea68ce6f284292c222f2fb759cd050c041cac8d0ab81bf7fd81cdcf62f82120e14434894cf642f5216c0d713ff2a3f6f3ab859c1cc6c87dbc3d1881c39b98b627461b93a5a17f834167248d304aaa757713e625bee70ef41c8ac79bba7ad8c09faa112dc5c4c24ae208bf23e623ad1c849a8e1a4b5196617a052b1da73fd76784605d0b532aa630a5204c", @ANYRES32=0x0, @ANYBLOB="08000600fbffffff000000"], 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) ioctl$BTRFS_IOC_SNAP_DESTROY_V2(0xffffffffffffffff, 0x5000943f, &(0x7f00000002c0)={{}, 0x0, 0x4, @unused=[0xffffffffdd137e4c, 0xfffffffffffffff7, 0x6, 0x5], @devid}) ioctl$BTRFS_IOC_DEV_REPLACE(0xffffffffffffffff, 0xca289435, &(0x7f0000000000)={0x2, 0x0, @start={0x0, 0x0, "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", "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"}, [0x3, 0xc844, 0x4, 0x6f5, 0xff, 0x2, 0x101, 0x10000, 0x8, 0x8, 0x24f8, 0x7, 0x4, 0x7, 0x100000000, 0x5, 0x9, 0x10000000000000, 0x2, 0x8, 0xffff, 0x0, 0x0, 0x10001, 0x3, 0xfff, 0x100, 0xfffffffffffffffc, 0x0, 0x1, 0xfffffffffffbf000, 0x3, 0x2, 0x4, 0x0, 0x5, 0x8, 0x9, 0xff, 0x0, 0x4, 0x728e, 0x800, 0x566b, 0x9, 0x7ff, 0xbc8e, 0x6, 0x0, 0x9, 0x800, 0x5, 0x800, 0x5, 0x3, 0x978b, 0x1000, 0x401, 0x8, 0xffffffffffffff60, 0x8, 0xe44, 0x85, 0x4d]}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000000300)={0x0, 0x5}) ioctl$BTRFS_IOC_DEV_INFO(0xffffffffffffffff, 0xd000941e, &(0x7f00000000c0)={0x0, "58fbf2d512c5a896f4188ba0d61a77f9"}) ioctl$BTRFS_IOC_GET_DEV_STATS(0xffffffffffffffff, 0xc4089434, &(0x7f0000000200)={0x0, 0x1, 0x0, [0x101, 0x1, 0x7, 0x1, 0x7f], [0xfffffffffffffffb, 0x100000001, 0x19, 0x7f, 0x8, 0xffffffff, 0x1, 0x6, 0x3f, 0x0, 0x5, 0x0, 0x5, 0x9dd, 0x4, 0x0, 0x5, 0x9, 0xff, 0x4, 0x4, 0x9, 0x818, 0xffff, 0x1, 0x9, 0x7, 0x81, 0x6, 0x5, 0x389, 0x5bfd, 0x1, 0x7ff, 0x7fff, 0x0, 0x1, 0x3, 0x3, 0x9, 0x4, 0xd191, 0x0, 0x3, 0x7ff, 0x5, 0xfff, 0x8, 0x100000001, 0x3, 0x4, 0x2, 0xe72, 0x7ff, 0x5, 0x1, 0x1, 0x7, 0x4, 0x0, 0x6, 0x9, 0x8000000080000000, 0x80000000, 0xfffffffffffffffc, 0x4, 0x8, 0xc6, 0x101, 0x9, 0x8, 0xfffffffffffffffa, 0x8, 0x3, 0x3, 0x3, 0xc0, 0x3, 0x80000001, 0x8, 0x6, 0x1, 0xffffffff00000000, 0x7, 0x37d, 0x1a2e, 0x100, 0x8c, 0x8000, 0x9, 0x2400000, 0x4, 0x3, 0x8, 0x200, 0x3000000000, 0x8, 0x100000001, 0x0, 0x800, 0x8, 0x80000000, 0x7, 0x1, 0x4, 0x0, 0x9, 0x6, 0x7, 0x55b9, 0x9, 0x7, 0x3, 0x10001, 0x9b, 0x2, 0x6, 0x800, 0x2, 0x7, 0x5]}) ioctl$BTRFS_IOC_SUBVOL_CREATE_V2(0xffffffffffffffff, 0x50009418, &(0x7f00000013c0)={{}, 0x0, 0x2, @unused=[0x4, 0x5, 0x7, 0x4], @devid}) ioctl$BTRFS_IOC_GET_DEV_STATS(0xffffffffffffffff, 0xc4089434, &(0x7f0000000480)={0x0, 0x3f, 0x0, [0xfffffffffffffc01, 0x173, 0x6, 0x3, 0x28b], [0x3f9ed43f, 0x1ff, 0x6, 0x8, 0x82, 0x2, 0x9b2, 0x9, 0x80000000, 0x6, 0x1, 0x4, 0x1, 0x4a00000000000, 0x1, 0x2, 0x80000001, 0xe4, 0x5, 0x1, 0x2531, 0x0, 0x100, 0x7, 0x6, 0x9, 0x6, 0x20, 0x1, 0x0, 0x7, 0x8, 0x80000000, 0x8, 0x3d, 0x6, 0x8, 0x6, 0xb84b, 0x1, 0x3, 0xa00000000000, 0xa, 0x4, 0x3, 0x1, 0x3, 0x1, 0x2, 0x46, 0x8, 0x6, 0x0, 0x2260, 0x1, 0xfffffffffffff2d9, 0x401, 0x2, 0x4, 0x3, 0x81, 0x0, 0x0, 0x7fff, 0x20d7, 0xbc, 0x7, 0x100, 0x7ff, 0x9, 0x6, 0xfffffffffffffff9, 0x1, 0xfff, 0x8a2, 0x6, 0x6, 0x2, 0x73e, 0x7, 0x2, 0x6, 0x80000000, 0x800, 0x1, 0x4f, 0xe3a8, 0xd49, 0xffff, 0x1, 0x1, 0x0, 0x20, 0x2, 0x7, 0x5, 0x100, 0x4, 0x5, 0x6, 0xd6, 0x1, 0x10000, 0x200, 0xfff, 0x4, 0x800, 0x8, 0x5e8, 0x5, 0xdc, 0x2, 0x6, 0x1, 0x890a0, 0x1f, 0xffffffff, 0xffffffffffff0000, 0x4, 0x0, 0xd53]}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(0xffffffffffffffff, 0xc400941d, &(0x7f0000001840)={0x0, 0x10001, 0x401}) write$sequencer(r2, &(0x7f0000000000)=ANY=[@ANYBLOB="940dfcc5a7b0dcf08c19808502090000000000930f900fc6070800"], 0x28) 16:42:29 executing program 5 (fault-call:4 fault-nth:82): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:29 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) ioctl$SNDCTL_SEQ_OUTOFBAND(r0, 0x40085112, &(0x7f0000000000)=@raw={0xc, 0x9, "e0def60c7dad"}) write$sequencer(r0, &(0x7f00000000c0)=ANY=[@ANYBLOB], 0x8) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) ioctl$SNDCTL_SEQ_RESET(r0, 0x5100) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) write$sequencer(r1, &(0x7f0000000040)=[@t={0x4, 0x5, 0xf9, 0x3, @generic=0x5}, @v={0x93, 0x4, 0xa0, 0x8, @generic=0x43, 0x3, 0x800}, @echo=0x68d, @l={0x92, 0xf, 0xc0, 0x1f, 0x9, 0x0, 0xa4}, @l={0x92, 0x6, 0xc0, 0x3, 0x4, 0xfc, 0xfbbf}, @generic, @v={0x93, 0x9, 0x90, 0x2, @generic=0x1f, 0x8, 0x2}], 0x2d) [ 1178.357973][T13023] FAULT_INJECTION: forcing a failure. [ 1178.357973][T13023] name fail_usercopy, interval 1, probability 0, space 0, times 0 16:42:29 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0xff}, @quote}], 0xff33) 16:42:29 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:29 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_io_uring_setup(0x87, &(0x7f0000000180), &(0x7f0000ee7000/0x2000)=nil, &(0x7f00006d4000/0x4000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) r3 = socket$inet6_udplite(0xa, 0x2, 0x88) syz_io_uring_submit(r1, r2, &(0x7f0000000380)=@IORING_OP_CONNECT={0x10, 0x6, 0x0, r3, 0x0, 0x0}, 0x0) r4 = syz_io_uring_setup(0x59da, &(0x7f0000000000), &(0x7f0000ffe000/0x1000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000080), &(0x7f00000000c0)) r5 = io_uring_register$IORING_REGISTER_PERSONALITY(r4, 0x9, 0x0, 0x0) io_uring_register$IORING_UNREGISTER_PERSONALITY(r4, 0xa, 0x0, r5) syz_io_uring_submit(0x0, r2, &(0x7f0000000100)=@IORING_OP_SYNC_FILE_RANGE={0x8, 0x2, 0x0, @fd_index=0x1, 0x0, 0x0, 0x1, 0x3, 0x1, {0x0, r5}}, 0x33a) r6 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r6, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) open(&(0x7f0000000040)='./file0\x00', 0x8a800, 0x111) [ 1178.448368][T13023] CPU: 0 PID: 13023 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1178.457173][T13023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1178.467236][T13023] Call Trace: [ 1178.470510][T13023] dump_stack+0x137/0x19d [ 1178.474836][T13023] should_fail+0x23c/0x250 [ 1178.479255][T13023] should_fail_usercopy+0x16/0x20 [ 1178.484281][T13023] _copy_from_user+0x1c/0xd0 [ 1178.488903][T13023] snd_seq_oss_write+0x36f/0x550 [ 1178.493845][T13023] ? odev_read+0x60/0x60 [ 1178.498080][T13023] odev_write+0x45/0x60 [ 1178.502241][T13023] vfs_write+0x223/0x7e0 [ 1178.506528][T13023] ? __fget_light+0x219/0x260 [ 1178.511221][T13023] ksys_write+0xce/0x180 [ 1178.515485][T13023] __x64_sys_write+0x3e/0x50 [ 1178.520086][T13023] do_syscall_64+0x39/0x80 [ 1178.524497][T13023] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1178.530569][T13023] RIP: 0033:0x466459 [ 1178.534455][T13023] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1178.554064][T13023] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1178.562474][T13023] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1178.570541][T13023] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1178.578524][T13023] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1178.586499][T13023] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:42:29 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r0, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r0, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r0, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) ioctl$SNDCTL_DSP_SETTRIGGER(r0, 0x40045010, &(0x7f00000000c0)=0xffffffb2) r1 = syz_open_dev$evdev(&(0x7f0000000180)='/dev/input/event#\x00', 0x6f86, 0x220002) mmap(&(0x7f00006ee000/0x4000)=nil, 0x4000, 0x200000a, 0x10, r1, 0xbe907000) r2 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r2, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) r3 = openat$incfs(0xffffffffffffffff, &(0x7f0000000000)='.log\x00', 0x482000, 0xc) write$sequencer(r3, &(0x7f0000000040)=[@s={0x5, @SEQ_MIDIPUTC=0xec, 0x11}, @raw={0xc, 0x5, "d8ce382199d1"}, @n={0x0, 0x3f, @SEQ_NOTEON=@note=0x74, 0x80}, @t={0x0, 0x5, 0x0, 0x80, @generic=0x2}, @raw={0xc, 0xd, "f49b70f118d3"}, @n={0x0, 0x81, @generic=0x3, 0xff}, @raw={0xc, 0xe, "9ce4cd283f14"}, @e={0xff, 0xb, 0x4, 0x1f, @generic=0x7, 0x2, 0x0, 0x8}], 0x34) 16:42:29 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick=0x2, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1178.594534][T13023] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:29 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:29 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r0, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r0, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="0629c7d44010deffff0000abaea6000000000e00", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r0, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) ioctl$VIDIOC_CREATE_BUFS(r0, 0xc100565c, &(0x7f0000000140)={0x7789, 0x73b, 0x4, {0x5, @raw_data="28eb256e006c765c581d1c62b05fa88c0b4585d49d68d9666a9c32966263be5c1c3606b3ab4116412536f79e29e8670edc05099ba85c96d37ec9f2144576d04f85fe734db6572cd6a44b157ac87750f04a841049ac0f0a4fadd6ecc2f8d81a3985e722e6da21f0122e98bf18ea666bd87facbd2ca7fac1f551a57550ed9b1887a0b8600c4bcdcf894dc246a3c12993a1d0b40e5f05426086994633ccade2b19dd41a1f35646a1f6a26a5f0cc3e0e0c8d5415ef9d264aac26b64b50c1f8c0a51b3720cd5541338d35"}, 0xfff}) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000021000/0x4000)=nil, 0x4000, 0x1000000, 0x4010, r2, 0x134b2000) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r2, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r2, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r2, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) sendmsg$sock(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000001e40)=[{&(0x7f0000001840)="fae269507239864d76e54e58c3cc8851d87c70983714fd6080c8d52702fdb313e0973e27ec2bcef6e611449efbc8eb41d78f8656c200edefaf3c8f8e0cb8bdb95e66b63dc5edc6cc4a17003650ea701e3a6680a7b32b76f521c7a8fb77365e6522241d6ae1c4d502ee136738feb39480b76ebfe3c807d4dba64d616066b1dce405df8a7af9dfeb17cd984c649d275668efb7e70a51b953b68ebe29886cdf0142b726b32d0f7f3c3ada11faf0001595876d3f7d8518fa8682bbef2e953ff5ad70f23b8fd37a3b5d107e959ec4f912241c", 0xd0}, {&(0x7f0000001780)="892fc5becc4e2dcf1f7b15edb067242ebbb242a0c1b55515ed69f11dc49c33ada409323720a64c569eccd5ce10a539493b281a61fe1df4b5d4b7843c9e20213dca", 0x41}, {&(0x7f0000001940)="d037809238b6a80c3254f5c5600d49f09ad7191aa451d73a03844f4601c1f726bf903d659e5a5f7fd36adc93d4a015e758cfcfe81b7d9fab6cd5c92d53e3c92a39e18490610bf2b519954251136fc82bf1681ee2353d18a7b4d37699174b1dd2069f7af57f7b421bf210e4d594458a20462f1c5180", 0x75}, {&(0x7f00000019c0)="d55618c335d0082f1c8e534ba0a4dc4a196461b0a3bc94f3610cdda8dff6721af9752231bf0fb2b9c75185c7cb95fb56219c7ddd44a4f64c73dde6a86596c553f7c0a81408e7b3875058aea8287e438eab2012926c6763c8b01c947c4eafa673334e17c2e735b9cb0401707e58dcb5495623bc48c93411d73510890c3078788d88a48d18fa000219636b5e6af2cddf01da7c839248fde6dba0424624f95d02554b63de4ec0934130cf48ca7ba2c2970d9a4648fd82f57a10b65a3c542839f855e934be", 0xc3}, {&(0x7f0000001ac0)="fac5f596aa9e9f30ce70a54f3f1aa08d6916a01f30dc542d93438e9506db88276d28acb93e45e432f12b874c119d85431a14b917e318f1486783f281963b9794327ad083bfaa5e3938ad213c0c55", 0x4e}, {&(0x7f0000001b40)="d479338f899c8a14fb8580e50864cf33891428b4d91f1554d83d1e928c1283e5b4a7dbb8bdc57e297b0d905b61a54b79d1f2c03f460f1673a959d74a230de8d2cb55e8a512464fd4ab7d63071de325bb1a566e451ce92eb1e82a5a0144d16671f4a516fb607f6e723db696a14161c4ba9392243e1e4c2625e980c3346193365e1398f909226404f2fcfb41bd0dc10ebcb329cd1166a0", 0x96}, {&(0x7f0000001c00)="bd6f929901023302e6245db8e494df5ca9cdf3ed07b52c9bb602b0da20fe0809fa227df9f17faff8e3ea4c7f56246c6c90c78c095706023a4e21b26992fc3ac698835a66e9d2180800c5d4e396bc6df4afd792135e7c6ad9a4f67c827350c73aeecf146bdbad7c8b499f6bda27fde4a583eb6a6039514cd0b6fdc3f0948e402d91c7d1f8782cfa24f2330ae91637bd09abb3b7aad83056ec5421d13739089a1b8cf265f0a72f6cc0000e12bfc103da4800729a", 0xb3}, {&(0x7f00000000c0)="17ee59a83345b7239aee0fde13abd978191c263416", 0x15}, {&(0x7f0000001cc0)="49ab5e4d8bc053841f39452bddc6f57ac493d93474e5e657102d7078cda4b512791caa29d73d4847bdae6c46a132a1a7939d1d0dd42a7525d66ccfbe49601646817e01d43179cebbce370356a2b6959add36806516bd21188c61ac", 0x5b}, {&(0x7f0000001d40)="52998c91ad883b78faf499126441553e4c362646e8145ad4073de2a37d9546abc69552852a76d11bf92a02e850cb4177a52ec9073af8d51508d98d2033e04aa5bc6ba6b06eac9778b9d6737122f43e0b0af56d8af4c2060aeda368edefe7da181e28d1cec397a35920e654a6de3079ef1c07624555bd513cedf2440f03383ac27fa08c8c9d222dfd84daaa3d43bfb971f8fab0fb850dc822a28aea9122e931cfd0cc1e1f6ff5e7787a0c012d45da0e363a673386c9f1da9e443939c614fde9a3451ff6d224359519315f2903eeb0bfddba28bcd3f3f44ce5251b1212961159e882", 0xe1}], 0xa, &(0x7f0000001f00)=[@txtime={{0x18, 0x1, 0x3d, 0x80}}, @timestamping={{0x14, 0x1, 0x25, 0x5}}, @timestamping={{0x14, 0x1, 0x25, 0x4}}], 0x48}, 0x40) write$sequencer(r1, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) 16:42:29 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$int_in(r1, 0x5421, &(0x7f0000000080)=0x9) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}, 0x2}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20, 0xd89, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', 0x6}, 0x1c) 16:42:29 executing program 5 (fault-call:4 fault-nth:83): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:29 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick=0x3, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:29 executing program 3: ioctl$SNDCTL_DSP_SPEED(0xffffffffffffffff, 0xc0045002, &(0x7f0000000000)) r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) 16:42:29 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x0, 0x2}, @quote}], 0xff33) 16:42:29 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg(r1, &(0x7f0000002780)=[{{&(0x7f0000000100)=@nl=@kern={0x10, 0x0, 0x0, 0x40}, 0x80, &(0x7f00000003c0)=[{&(0x7f0000000180)="a3345cc77f91e8aadf195862fbf27503df44a33e60d7ae46de75a4d1c2abf1a35123e02cf58a807f4399134f9a82af4c66f68ef483ed9ca433ec583af83989f8b6274fa1e515daa3ba47be7fc25db3c41e568622cb7278d6aa7164e3af1542bd34a001c477c9caf169da397eb49ad2d8cf844555fcf2ecb75f1f161b", 0x7c}, {&(0x7f0000000200)="2e536d5cc883b512126188081703476ae91f1dd418f258799ca0abe34165d6c58da7e479ac74a754b3d17e177d6da697d330542474f141feb695b0a9342dec5d19d5fc784e3ac451df986513734482c1d728d75f5f9e55bb0471c75ded3b055cfa58a5260818eef384dd930ef65c1048999dd529", 0x74}, {&(0x7f0000000280)="d4c6ca369cb16934c68846336ef1206764a5fd770f98f4fe31079186c95f1ceaf4ff3d2a449407aae7960431201d358e2bf83189c07ee065b94bc3315dda190d386fa452db7980b857c2e3a4d6b4b74194736b242d4eb5470938ae09be4fb3c5916573cddc6fa5aeed13a6865dade0", 0x6f}, {&(0x7f0000000300)="d341084b83a020789e7d36f986c256222a6b48e854acdf13af53dd11d1f6ae43d58f3043b81bd848eef2d76cc79fd5f36890d9a7eb3e09528cc3845b69e1154dae2a28ddfe32006fba0050f5d570f18f22e9b25cee5bd1a8402ac4b7e8c01f5ff15e7f2e7d534a3a6da92c5b63e08527958ff2502808e54e9a121bf5b9e2902c33d8867cdac67b492231c7f31b", 0x8d}], 0x4, &(0x7f0000000400)=[{0xf8, 0xff, 0x1, "f464220e7defcb0379f041d820993b92d56cf05542ff4e044a6d01a590fbff697767a383286b46187a41904f91c10cba5d2e256154a6470c5f740ef817d234a09052761a78adb895006e1c9c7dd9398327470380d99a66d29a6754e7c4ac6d0ad03ee09b70717fcb30d8611bb1cc5749c4be848e2dc1027812cbf67544719c7eaa2b83074299bc3ebbe26b04f9450a3e4761ff6e9be22f2eca287c41138f6f3d93bc81a1438f3a26109b049f0328a812e650cee1b7c0bf120dd8f241f03510bcc4c7be9f615b6a5c6767f7c033a02c857fc1aad4787e7e077ac6f6f2829ea8ca71af1176f3e6af"}, {0x1010, 0x119, 0x10000, 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{0xd8, 0x29, 0x4bf25da6, "af7291c30a024f75a2ec421443c2ea4b5ecf7c405fc063c86610ed80b932355911b02cefa1732f3e56d9786c15fe68307e0db419e56dbe2e58c6140996c026f974f988a47dffefc2c58e7eae3d18adfdf247888836848202440091045040a93db3d30a7e9842e698fa5a8924137ea5a684d41580ed798e829411f0752b55c4b647ad3c99990f8063cd5c90808f3439c9457ee7bdb2131439c6c14daf61bec8b20b95835f1f8f7c93c54fc3b13ecb67e3e272c8252c70829ef820bb8bba8c50856ba3"}, {0x58, 0x103, 0x6, "0015c2fec42ab839f93cf99f29342d2e755c14a6c0d9151ace1b9126f3dd7581bd7c4c02f2e715b3cf06f1eb5dc51478c3243dcb59431ec19d4466a6091d49b81144306f28e3"}, {0x90, 0x1, 0x3, "7fb4723b62cae236abd3f5ed313418fd9c005aeca66056bcf4b614bb677ca977d045d800a3ced913cef5c6c7b3519f7ce4639bacd102013ec2c36ff5b5eeb24ee0b29e000deb798a532e90e4db65b8cf6d226e15c5b88aa34b39cdc85f914b133dee13ef4d22b74ebca7995aba1fe0e98051ac8889e75a46c989bd562d30"}, {0x78, 0x0, 0x7ff, "713bc2bbb2fd130b263da1ce50e04f7eb8e3cd413197729b7e0f77dd9a6afe6a9176a5ca805ad97f2f0d4a27e4b269201324e3556345dadae075bc08a969e64b2782832793f9a2948c41d9b12578f558aa6d467d2ceb6a4dd8f0876eae4b7422aaa4eceef8"}, {0x1010, 0x11, 0xffffffff, "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"}], 0x2350}}], 0x1, 0x81) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r2 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r2, &(0x7f00000000c0)=ANY=[@ANYBLOB="ff0a0000ff0100000000000000b405e1000000009200000000000000"], 0x1c) [ 1179.209008][T13078] FAULT_INJECTION: forcing a failure. [ 1179.209008][T13078] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1179.263562][T13078] CPU: 1 PID: 13078 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1179.272619][T13078] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1179.282708][T13078] Call Trace: [ 1179.285984][T13078] dump_stack+0x137/0x19d [ 1179.290314][T13078] should_fail+0x23c/0x250 [ 1179.294766][T13078] should_fail_usercopy+0x16/0x20 [ 1179.299778][T13078] _copy_from_user+0x1c/0xd0 [ 1179.304446][T13078] snd_seq_oss_write+0x36f/0x550 [ 1179.309447][T13078] ? odev_read+0x60/0x60 16:42:30 executing program 3: r0 = pidfd_getfd(0xffffffffffffffff, 0xffffffffffffffff, 0x0) write$P9_RMKNOD(r0, &(0x7f0000000000)={0x14, 0x13, 0x2, {0x1, 0x1, 0x2}}, 0x14) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) ioctl$SNDCTL_SEQ_SYNC(r1, 0x5101) 16:42:30 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x0, 0x3}, @quote}], 0xff33) 16:42:30 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x0, 0x4}, @quote}], 0xff33) 16:42:30 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick=0x4, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1179.313699][T13078] odev_write+0x45/0x60 [ 1179.317847][T13078] vfs_write+0x223/0x7e0 [ 1179.322086][T13078] ? __fget_light+0x219/0x260 [ 1179.326766][T13078] ksys_write+0xce/0x180 [ 1179.331053][T13078] __x64_sys_write+0x3e/0x50 [ 1179.335647][T13078] do_syscall_64+0x39/0x80 [ 1179.340063][T13078] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1179.345981][T13078] RIP: 0033:0x466459 [ 1179.349899][T13078] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1179.369500][T13078] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1179.377914][T13078] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1179.385877][T13078] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1179.393843][T13078] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1179.401808][T13078] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:42:30 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) pipe(&(0x7f0000000300)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000280)='devtmpfs\x00', 0x0, 0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) setfsuid(r3) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0)='overlay\x00', 0x80c460, &(0x7f0000000240)=ANY=[@ANYBLOB='lowerdir=.:file0']) r4 = open(&(0x7f00000002c0)='./file0\x00', 0x0, 0x0) getdents64(r4, &(0x7f0000000100)=""/241, 0xf1) write$sequencer(r1, &(0x7f0000000340)=ANY=[@ANYBLOB="ff0a0000ff000000940003ca93b405e10000000092000000000000009969db33d32803788d277917e588cc69100e7ba4df48ea322afdd35e08a538fdf23794f4d3b3ed5beae5d8d232c36dd268f1d9f26eb292e6825dc77984677f4c0b9ecf8f75f6d90165f68f303314782ed251"], 0x1c) [ 1179.409779][T13078] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:30 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f00000001c0)=ANY=[@ANYBLOB="9408f46150c4256e0c0e02acdf3b82c49205c004f90500000002368100000000059a014a000001009401b930bfcabaef000301ff000000004d170267de1ae12339f7b72e223f20ad29b93e7591370af2fed988477800c951267619b8f74926f32a47df1d7288e71bb9a5d5dc6794f7edf95ba5dddd4a8969fef8ee2fdfbd478a9a0f46f91c1024da3fe12dd13dc79d8bbd89a612aa29c521a7b4c2386cd8a5f187aa17f3db62eacb72687b9191f6c90db117cae6ce2c55ed9928dd293bd358d68d4a11319792407028"], 0x38) ioctl$SNDCTL_SEQ_OUTOFBAND(0xffffffffffffffff, 0x40085112, &(0x7f00000000c0)=@echo=0x7fffffff) write$sequencer(r0, &(0x7f0000000040)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}, @l={0x92, 0x8, 0xd0, 0x9, 0x2, 0x9, 0x7}], 0x10) ioctl$SNDCTL_SEQ_RESET(0xffffffffffffffff, 0x5100) ioctl$SNDCTL_SEQ_GETINCOUNT(r0, 0x80045105, &(0x7f0000000000)) [ 1179.531736][T13109] devtmpfs: Unknown parameter 'lowerdir' [ 1179.549785][T13114] devtmpfs: Unknown parameter 'lowerdir' 16:42:30 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) sendto$inet6(r0, &(0x7f0000000080), 0x0, 0x4000010, &(0x7f0000000100)={0xa, 0x4e20, 0x7, @initdev={0xfe, 0x88, [], 0x1, 0x0}, 0xd0000000}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x4, @dev={0xfe, 0x80, [], 0x16}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) setsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(0xffffffffffffffff, 0x84, 0x12, &(0x7f0000000000)=0x7, 0x4) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) getsockopt$inet_sctp6_SCTP_MAX_BURST(r1, 0x84, 0x14, &(0x7f00000000c0)=@assoc_value={0x0}, &(0x7f0000000100)=0x8) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000000)={r2, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0x6}, 0x9c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x1f, &(0x7f0000000140)={r2, @in={{0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x1f}}}, 0x20, 0x66cd}, 0x90) 16:42:30 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick=0x5, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:30 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x0, 0x5}, @quote}], 0xff33) 16:42:30 executing program 0: r0 = openat$nvram(0xffffffffffffff9c, &(0x7f0000000040)='/dev/nvram\x00', 0x220103, 0x0) sendmsg$rds(r0, &(0x7f0000001780)={&(0x7f0000000100)={0x2, 0x4e22, @remote}, 0x10, &(0x7f0000000380)=[{&(0x7f0000000140)=""/221, 0xdd}, {&(0x7f0000000240)=""/54, 0x36}, {&(0x7f0000000280)=""/178, 0xb2}, {&(0x7f0000000340)=""/30, 0x1e}], 0x4, &(0x7f0000001600)=[@mask_fadd={0x58, 0x114, 0x8, {{0x9, 0x3}, &(0x7f00000003c0)=0x400, &(0x7f0000000400), 0x1, 0x101, 0x7f, 0x20, 0xe, 0x401}}, @rdma_map={0x30, 0x114, 0x3, {{&(0x7f0000000440)=""/175, 0xaf}, &(0x7f0000000500), 0x1}}, @rdma_map={0x30, 0x114, 0x3, {{&(0x7f0000000540)=""/4096, 0x1000}, &(0x7f0000001540), 0x30}}, @zcopy_cookie={0x18}, @zcopy_cookie={0x18, 0x114, 0xc, 0x2}, @zcopy_cookie={0x18, 0x114, 0xc, 0x1f}, @fadd={0x58, 0x114, 0x6, {{0xb0e, 0x6}, &(0x7f0000001580)=0x7f84ac89, &(0x7f00000015c0)=0xc000000000000000, 0x5, 0x3, 0x3f4, 0x8, 0x66, 0x615}}, @rdma_dest={0x18, 0x114, 0x2, {0x8, 0x4}}], 0x170, 0x4040000}, 0x4000) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) r2 = socket(0x0, 0x4, 0x0) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) openat(0xffffffffffffffff, &(0x7f0000002800)='./file0\x00', 0x10100, 0x160) ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$BTRFS_IOC_ADD_DEV(r2, 0x5000940a, &(0x7f00000017c0)={{r3}, "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"}) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r4 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r4, &(0x7f00000000c0)=ANY=[@ANYBLOB="ff0a0000ff000000940003ca93bc05e1000001011200000000000000"], 0x1c) 16:42:30 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000000)=ANY=[], 0x20) ioctl$SNDCTL_SYNTH_ID(r0, 0xc08c5114, &(0x7f00000000c0)={"5bb0e81d37dbb916c34a0b4c8493ececdad61351de9931db4517c748344e", 0x2, 0x0, 0x401, 0x8000, 0x535a2370, 0x2, 0x53, 0x7, [0x2, 0x401, 0x8, 0x4, 0x3ff, 0xfffffffe, 0xa8, 0x93, 0x0, 0x510, 0x0, 0x18, 0x8, 0x80000001, 0x3, 0x2, 0x8, 0xebb, 0x2]}) 16:42:30 executing program 5 (fault-call:4 fault-nth:84): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) [ 1180.138370][T13135] FAULT_INJECTION: forcing a failure. [ 1180.138370][T13135] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1180.189970][T13135] CPU: 1 PID: 13135 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1180.198764][T13135] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1180.208878][T13135] Call Trace: [ 1180.212153][T13135] dump_stack+0x137/0x19d [ 1180.216483][T13135] should_fail+0x23c/0x250 [ 1180.220895][T13135] should_fail_usercopy+0x16/0x20 [ 1180.225930][T13135] _copy_from_user+0x1c/0xd0 [ 1180.230638][T13135] snd_seq_oss_write+0x36f/0x550 [ 1180.235586][T13135] ? odev_read+0x60/0x60 [ 1180.239852][T13135] odev_write+0x45/0x60 [ 1180.244004][T13135] vfs_write+0x223/0x7e0 [ 1180.248251][T13135] ? __fget_light+0x219/0x260 [ 1180.252922][T13135] ksys_write+0xce/0x180 [ 1180.257161][T13135] __x64_sys_write+0x3e/0x50 [ 1180.261776][T13135] do_syscall_64+0x39/0x80 [ 1180.266178][T13135] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1180.272071][T13135] RIP: 0033:0x466459 [ 1180.275946][T13135] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1180.295535][T13135] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1180.303969][T13135] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1180.311920][T13135] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1180.319873][T13135] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1180.327846][T13135] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:42:31 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x6, @loopback}, 0x6a) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:31 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick=0x8, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:31 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x5f9402, 0x0) write$sequencer(r0, &(0x7f0000000140)=ANY=[@ANYBLOB="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"], 0x8) [ 1180.335883][T13135] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:31 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x0, 0x6}, @quote}], 0xff33) 16:42:31 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = syz_mount_image$qnx4(&(0x7f0000000040)='qnx4\x00', &(0x7f0000000100)='./file0\x00', 0x7, 0x2, &(0x7f0000001180)=[{&(0x7f0000000140)="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", 0x1000, 0x1}, {&(0x7f0000001140), 0x0, 0x100}], 0x8, &(0x7f00000011c0)={[{'/dev/sequencer\x00'}], [{@obj_type={'obj_type', 0x3d, '/dev/sequencer\x00'}}, {@uid_gt={'uid>', 0xffffffffffffffff}}, {@smackfsroot={'smackfsroot'}}, {@uid_eq={'uid', 0x3d, 0xffffffffffffffff}}]}) preadv(r1, &(0x7f00000012c0)=[{&(0x7f0000001300)=""/109, 0x6d}, {&(0x7f0000001140)}], 0x2, 0x200da3, 0x3) r2 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r2, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:42:31 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x664502, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@v={0x93, 0x4, 0x80, 0xc, @MIDI_NOTEON=@special, 0x4, 0x7}], 0x8) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x202000, 0x0) 16:42:31 executing program 5 (fault-call:4 fault-nth:85): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:31 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x0, 0x8}, @quote}], 0xff33) 16:42:31 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick=0xbf, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1180.446416][T13163] loop0: detected capacity change from 0 to 8 [ 1180.457350][T13163] qnx4: no qnx4 filesystem (no root dir). 16:42:31 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fallocate(r0, 0x29, 0x1f, 0x9170) write$sequencer(r0, &(0x7f0000000040)=[@generic={0x82}, @e={0xff, 0xc, 0xb, 0x0, @generic=0xd0, 0x1c, 0x6, 0x9}, @e={0xff, 0x3, 0x1, 0x2, @SEQ_CONTROLLER=0xff, 0x9, 0x7, 0x5}, @v={0x93, 0x3, 0x90, 0x0, @generic=0x1, 0x7, 0x4}, @l={0x92, 0xb, 0xc0, 0xc, 0x0, 0x37}, @echo, @v={0x93, 0x7, 0x30, 0xe, @generic=0x1f, 0x5, 0x6}], 0x2d) write$sequencer(r0, &(0x7f00000000c0)=[@v={0x93, 0x8, 0x0, 0x9, @MIDI_NOTEON=@special, 0x3}, @e={0xff, 0xc, 0xa, 0xdd, @generic=0x80, 0x9, 0x1, 0x80}, @e={0xff, 0x0, 0x8, 0x1, @SEQ_CONTROLLER=0xff, 0x3, 0x3f, 0xff}, @x={0x94, 0x8, "5cf531c93a2a"}, @n={0x1, 0x9, @SEQ_NOTEON=@note=0x51, 0x8}, @s={0x5, @SEQ_MIDIPUTC=0xa5, 0xf, 0x62}, @e={0xff, 0xa, 0xf, 0x8, @SEQ_NOTEON=@note=0x19, 0x80, 0x1, 0x2}, @raw={0xfe, 0xd, "6d3fc2b04786"}], 0x38) write$sequencer(r0, &(0x7f0000000000)=ANY=[@ANYBLOB="ff080000fe0000003a9f86a2926c0a25ea9b0377e66d4e4d3b51edf425b1df13a5016f8a874acaf240db1d6b475180344e3d4c"], 0x8) 16:42:31 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = syz_open_dev$vcsn(&(0x7f0000000880)='/dev/vcs#\x00', 0xd4a, 0x480102) ioctl$PPPIOCSNPMODE(r1, 0x4008744b, &(0x7f00000008c0)={0xc023}) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r2 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) r3 = syz_mount_image$nilfs2(&(0x7f0000000040)='nilfs2\x00', &(0x7f0000000100)='./file0\x00', 0x6, 0xa, &(0x7f00000006c0)=[{&(0x7f0000000140)="9ffebafbc8716f0d357ce9f5c5c797cbe3e1ed3babee2524a62c46534289", 0x1e, 0x3}, {&(0x7f0000000180)="c2f874095d40b8dbd0742df806d0fc943dff11a80672e486efd8e55cf2e7c57d1441ec4dfccd317848de41d1d9419178d74fd0848ac918cb812e35c27843b5c2ee3f34dcbcd91024ed281a6f94bd261efa545c76a088969c8ea0ba1d1a082b181bd6ce4bc313058f3090d23f2b71cabcb92460bb81fd997fd4446c638927a9f57d2c6e625ac5bd0d5fdca0c1545ec7", 0x8f, 0x5}, {&(0x7f0000000240)="c48c3c4a", 0x4, 0x3c9f}, {&(0x7f0000000280)="69750952476b486ecd56cbfc9e7ab3fd8350ae1312ef0e3129781600e69564c17994187caec4a17a5e7d5ffd87b960fa791007145018de8fa57835d81484c180bbd8d837445e51b59280062a66eae6fc3afd05f74eae22e87b78e096675a8a01584a36d262aec271227b564b6611ae86320f5f7611354a2f2f71286e44e91f29106ce1c8", 0x84, 0xfffffffffffffe00}, {&(0x7f0000000340)="c0efa483c03756aa6ecf744a6dda93a03db5b7d7e734e633285aa89fad558a7c93f81fd0f2746fe57fa5a6c213bdeeede99a69d25e049e45198d5b899894acf4c6ed9ae6f8fb0c1c92ff35c6b648672c238c6d9dc26a8f876fac567040a4f01095c7a23a876a565efedd", 0x6a, 0x100000001}, {&(0x7f00000003c0)="979a5f4a701222fb79764de9cf8ac3d1771359745b42a684a1d7e4c71628a911e830e3b8874bfde282305aa4e04c5989f803a353231725048d70cfc0728a786282539d3142a2d91cd0aab06c0b4f442ce9276e9a6fc288bc93d8970ca15d3e3750908763e9799cfc07d0e5d43b4ce3ad84c29f7545c004efdf14a109806e260ffe63d32e0f3c3b81558fa0875e138824443da9e7b5561dd6109d647305e6a9e56a4a57023a8b5c0a1f3892ff39cc8408fa6159c2dd5b957c3861a5c993d9d3b0fba167a167ec50a23aff12ce96f45b7ff0c136e9fb370153d89eda81f9f0931e132fd6", 0xe3, 0x5}, {&(0x7f00000004c0)="0519ebb6eda5381ff0a05200b361195f7fd8cdcc6ed7c627af84c5f3bc036e51caf6abd62cbd80253a19688b1b4d14944d1b35929dc960a8a32cb486b470405bfc458397254290bc744f1c1172a7d7ff5dc9073b12179757df43147776edb320748530478e3defbf9e681dffc44afd2ca069a390b9b9353c6fd9e2de90de878f7711bf9fe18fe663a276721aa2151207b67a39fdc678c601706416c01e", 0x9d, 0x7}, {&(0x7f0000000580)="e8361713b3eb0c9fe2b3b72da42448decf61fd7b8107386be99edc3a044e590121a7ea619806252306d5eab6a0ed893b24cf3fccc307854f7e11d383c7b778190ce21072b39deb961bc2caa844fcedbf04c761b9d88f4dd57f2d483e6e4442e89516de4a8580acad6a1efe8731a656a16dc48c6d0524c8aca8520f", 0x7b, 0x101}, {&(0x7f0000000600)="9695046a9a7f162b40b7df4640fe1c84c48033f6e7a5e5a94141e1222d84c15bb5c0beb4bb7a2789c228680f05c305fa4cfcbfc867e3e77cf06d", 0x3a, 0x3f}, {&(0x7f0000000640)="f1c8cd634d56aa29582b26d84e0a0f7b3ffa3ec04a156ff3676131cd8fb1ca1c896331b56c578e3968b0cabfc91c2ac170fc25466dac97c79386be7c6a54947c3cc4", 0x42, 0x7}], 0x40, &(0x7f00000007c0)={[{@barrier='barrier'}, {@order_strict='order=strict'}, {@nodiscard='nodiscard'}, {@nobarrier='nobarrier'}, {@nodiscard='nodiscard'}, {@nobarrier='nobarrier'}], [{@fowner_eq={'fowner', 0x3d, 0xffffffffffffffff}}, {@euid_lt={'euid<', 0xffffffffffffffff}}]}) openat(r3, &(0x7f0000000840)='./file0\x00', 0x2000, 0x4) write$sequencer(r2, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:42:31 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick=0x300, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1180.596511][T13188] FAULT_INJECTION: forcing a failure. [ 1180.596511][T13188] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1180.662726][T13188] CPU: 1 PID: 13188 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1180.671608][T13188] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1180.681961][T13188] Call Trace: [ 1180.685241][T13188] dump_stack+0x137/0x19d [ 1180.689603][T13188] should_fail+0x23c/0x250 [ 1180.694029][T13188] should_fail_usercopy+0x16/0x20 [ 1180.699054][T13188] _copy_from_user+0x1c/0xd0 [ 1180.703740][T13188] snd_seq_oss_write+0x36f/0x550 [ 1180.708685][T13188] ? odev_read+0x60/0x60 [ 1180.712923][T13188] odev_write+0x45/0x60 [ 1180.717110][T13188] vfs_write+0x223/0x7e0 [ 1180.721350][T13188] ? __fget_light+0x219/0x260 [ 1180.726057][T13188] ksys_write+0xce/0x180 [ 1180.730302][T13188] __x64_sys_write+0x3e/0x50 [ 1180.734917][T13188] do_syscall_64+0x39/0x80 [ 1180.739328][T13188] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1180.745226][T13188] RIP: 0033:0x466459 [ 1180.749368][T13188] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1180.772330][T13188] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1180.780746][T13188] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1180.786680][T13201] loop0: detected capacity change from 0 to 264192 [ 1180.788725][T13188] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1180.788741][T13188] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1180.788752][T13188] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1180.821769][T13188] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 [ 1180.840386][T13201] NILFS (loop0): couldn't find nilfs on the device 16:42:32 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) socket$inet6(0xa, 0x4, 0x7ff) r1 = syz_open_dev$mouse(&(0x7f0000000000)='/dev/input/mouse#\x00', 0xd0, 0x80040) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x4e21, 0x0, @ipv4={[], [], @multicast2}, 0x3}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$sock_inet6_tcp_SIOCINQ(r2, 0x541b, &(0x7f0000000100)) 16:42:32 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x0, 0x24}, @quote}], 0xff33) 16:42:32 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x103280, 0x180) ioctl$SNDCTL_TMR_TEMPO(r1, 0xc0045405, &(0x7f0000000040)=0x8e) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) 16:42:32 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick=0x500, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:32 executing program 5 (fault-call:4 fault-nth:86): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:32 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) fsconfig$FSCONFIG_SET_FD(r0, 0x5, &(0x7f0000000040)='}/%:&~(\x00', 0x0, r0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f0000000100)=[@v={0x93, 0xd, 0x80, 0x10, @generic=0x3f, 0x8, 0x8}, @x={0x94, 0x5, "03ca93b405e1"}, @echo, @echo=0xdd], 0x18) 16:42:32 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick=0xbf00, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:32 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x0, 0xbf}, @quote}], 0xff33) [ 1181.339489][T13224] FAULT_INJECTION: forcing a failure. [ 1181.339489][T13224] name fail_usercopy, interval 1, probability 0, space 0, times 0 16:42:32 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) ioctl$SNDCTL_SEQ_TESTMIDI(0xffffffffffffffff, 0x40045108, &(0x7f0000000000)=0x6) write$sequencer(r0, &(0x7f0000000280)=ANY=[@ANYBLOB="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"], 0x8) [ 1181.408188][T13224] CPU: 0 PID: 13224 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1181.417164][T13224] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1181.427259][T13224] Call Trace: [ 1181.430537][T13224] dump_stack+0x137/0x19d [ 1181.434878][T13224] should_fail+0x23c/0x250 [ 1181.439296][T13224] should_fail_usercopy+0x16/0x20 [ 1181.444350][T13224] _copy_from_user+0x1c/0xd0 [ 1181.448948][T13224] snd_seq_oss_write+0x36f/0x550 [ 1181.453906][T13224] ? odev_read+0x60/0x60 [ 1181.458237][T13224] odev_write+0x45/0x60 [ 1181.462391][T13224] vfs_write+0x223/0x7e0 [ 1181.466631][T13224] ? __fget_light+0x219/0x260 [ 1181.471331][T13224] ksys_write+0xce/0x180 [ 1181.475630][T13224] __x64_sys_write+0x3e/0x50 [ 1181.480239][T13224] do_syscall_64+0x39/0x80 [ 1181.484655][T13224] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1181.490629][T13224] RIP: 0033:0x466459 [ 1181.494513][T13224] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1181.514162][T13224] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1181.522836][T13224] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1181.530922][T13224] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1181.538894][T13224] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1181.546949][T13224] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:42:32 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) pipe(&(0x7f00000001c0)={0xffffffffffffffff}) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r1, 0x84, 0x76, &(0x7f0000000240)={0x0, @in6={{0xa, 0x4e24, 0x800, @loopback, 0x3}}}, &(0x7f00000000c0)=0x84) getsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000000)={r2, 0xc72c}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0x9, &(0x7f0000000100)={r3, @in6={{0xa, 0x4e23, 0xa4, @private1, 0xc4b}}, 0x7fffffff, 0x101, 0x1, 0x1a7, 0x12, 0xb1, 0x5}, 0x9c) 16:42:32 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=ANY=[@ANYBLOB="ff0a0000ff000000940003d942b405e1000000009200000000000000"], 0x1c) [ 1181.554989][T13224] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:32 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x0, 0xff}, @quote}], 0xff33) 16:42:32 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r0, &(0x7f0000000100)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_CONTROLLER=0xfe}], 0x8) write$sequencer(r0, &(0x7f0000000000)=[@s={0x5, @generic=0x1, 0x1b, 0xfe}, @e={0xff, 0xa, 0x0, 0x7, @generic=0xff, 0xff, 0x20}, @generic={0x100}, @t={0x0, 0x1, 0x1, 0x3b}, @e={0xff, 0x3, 0x0, 0xff, @SEQ_NOTEON=@note=0x66, 0x8, 0x7f, 0x81}, @t={0x6, 0xe, 0x2, 0x5, @generic=0x8}, @t={0x4, 0x0, 0x40, 0x8}, @s={0x5, @generic, 0x20, 0x8}], 0x31) 16:42:32 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick=0x40000, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:32 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e22, 0x0, @ipv4={[], [], @remote}, 0x400000}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:32 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_SET_LAPIC(r3, 0xc008ae88, &(0x7f0000001a40)={"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"}) r4 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r5 = ioctl$KVM_CREATE_VM(r4, 0xae01, 0x0) r6 = ioctl$KVM_CREATE_VCPU(r5, 0xae41, 0x0) ioctl$KVM_SET_LAPIC(r6, 0xc008ae88, &(0x7f0000001a40)={"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"}) writev(r6, &(0x7f0000000040)=[{&(0x7f0000000240)="52672955234e5e485b91cbf46159b61bc05f7e90f5096917948b27bc3450733f894081497fdc510914ff2d5ad12313ec03871f139caf21895e2afb37f47649f54541ac7e2cd650f661d3c2a6ddeea9edb812db02c7f4e675c80b2528378191e1697f7dc928eb0139fa29a426d15a12e76450b4b27feb6258989f7c27c91a1d9662aaa564533b9062c502ca0ecc990839bc", 0x91}, {&(0x7f0000000300)="b1f690fbfb5ea2705e8dfd6cf848e7488a387910177e29dbe965bf3f49c7999ff3ac947f2dcbeda2fba395269d467c28c6ce5b04f27fa6332003497edbd8c835228c8295ed480bd958c60dd4d335af2a1ba00a95545e3de6328475c87a445d8a3045cf77091dccb724463f36615ce55fc6", 0x71}], 0x2) write$binfmt_script(r3, &(0x7f0000000100)={'#! ', './file0', [{0x20, '/dev/sequencer\x00'}, {0x20, '!%/[{-+('}, {0x20, ']./[@'}, {0x20, '^+\\-'}, {}, {0x20, ':\\){'}, {0x20, '&$:*%$/.#\x01}%\'($&^xp\xc3\xf4,F-'}, {0x20, '))\'^!&^'}, {0x20, '*\x10'}], 0xa, "026120bfdb1623eea494540b50aff9d8b9c9a884e6a884d6bafe1917209a2ed80e7e3a8366b39546cac4e2fc745a25adc84c062cb25a555dedfbf8f2c2aefd"}, 0x98) r7 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r7, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:42:32 executing program 5 (fault-call:4 fault-nth:87): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:32 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:32 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) sendmsg$inet6(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0xa, 0x4e24, 0x6, @remote, 0xffffffff}, 0x1c, &(0x7f0000000080)=[{&(0x7f0000000100)="3e13c9ff3010246a493123436e7502b908fc14a73a271d7979d2b11bb0493703c2a900f93c12eed30db11f9a9f24444f577c4916ce2c623000687dc285376ba1e0307ed28d4e62b6878891c454165ee9a098e3e4c8d5d012400dee65f7ba0155eb810ec3fbffe186b1edfb9ad5b2416b7bf39ce93acffde07643cf63e80de40aef09000a0e307b7a94", 0x89}, {&(0x7f0000000300)="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", 0x1000}], 0x2, &(0x7f0000001300)=[@hopopts={{0x20, 0x29, 0x36, {0x5e, 0x0, [], [@enc_lim={0x4, 0x1, 0x5}, @padn={0x1, 0x1, [0x0]}]}}}, @dstopts_2292={{0x28, 0x29, 0x4, {0x6, 0x1, [], [@padn={0x1, 0xa, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}]}}}, @dstopts={{0x30, 0x29, 0x37, {0x29, 0x2, [], [@enc_lim={0x4, 0x1, 0xa5}, @jumbo={0xc2, 0x4, 0xd05}, @padn={0x1, 0x6, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}]}}}, @rthdr_2292={{0x78, 0x29, 0x39, {0x1d, 0xc, 0x0, 0x9, 0x0, [@loopback, @remote, @mcast1, @ipv4={[], [], @empty}, @remote, @dev={0xfe, 0x80, [], 0xb}]}}}], 0xf0}, 0x4011) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:32 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick=0x1000000, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:32 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x1, 0x0) write$sequencer(r0, &(0x7f0000000040)=ANY=[@ANYBLOB="00000006049df200e5ffffffffffff"], 0xc) [ 1181.849009][T13287] FAULT_INJECTION: forcing a failure. [ 1181.849009][T13287] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1181.870103][T13287] CPU: 1 PID: 13287 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1181.878902][T13287] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1181.889194][T13287] Call Trace: [ 1181.892469][T13287] dump_stack+0x137/0x19d [ 1181.896884][T13287] should_fail+0x23c/0x250 [ 1181.901299][T13287] should_fail_usercopy+0x16/0x20 [ 1181.906378][T13287] _copy_from_user+0x1c/0xd0 [ 1181.910968][T13287] snd_seq_oss_write+0x36f/0x550 [ 1181.915976][T13287] ? odev_read+0x60/0x60 [ 1181.920210][T13287] odev_write+0x45/0x60 [ 1181.924363][T13287] vfs_write+0x223/0x7e0 [ 1181.928610][T13287] ? __fget_light+0x219/0x260 [ 1181.933290][T13287] ksys_write+0xce/0x180 [ 1181.937531][T13287] __x64_sys_write+0x3e/0x50 [ 1181.942154][T13287] do_syscall_64+0x39/0x80 16:42:32 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) fsconfig$FSCONFIG_SET_FD(r0, 0x5, &(0x7f0000000040)='}/%:&~(\x00', 0x0, r0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f0000000100)=[@v={0x93, 0xd, 0x80, 0x10, @generic=0x3f, 0x8, 0x8}, @x={0x94, 0x5, "03ca93b405e1"}, @echo, @echo=0xdd], 0x18) [ 1181.946573][T13287] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1181.952509][T13287] RIP: 0033:0x466459 [ 1181.956390][T13287] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1181.977193][T13287] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1181.985693][T13287] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 16:42:32 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x2}}}], 0xff33) 16:42:32 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick=0x2000000, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:32 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) pipe(&(0x7f0000000300)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000280)='devtmpfs\x00', 0x0, 0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) setfsuid(r3) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0)='overlay\x00', 0x80c460, &(0x7f0000000240)=ANY=[@ANYBLOB='lowerdir=.:file0']) r4 = open(&(0x7f00000002c0)='./file0\x00', 0x0, 0x0) getdents64(r4, &(0x7f0000000100)=""/241, 0xf1) write$sequencer(r1, &(0x7f0000000340)=ANY=[@ANYBLOB="ff0a0000ff000000940003ca93b405e10000000092000000000000009969db33d32803788d277917e588cc69100e7ba4df48ea322afdd35e08a538fdf23794f4d3b3ed5beae5d8d232c36dd268f1d9f26eb292e6825dc77984677f4c0b9ecf8f75f6d90165f68f303314782ed251"], 0x1c) [ 1181.993659][T13287] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1182.001621][T13287] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1182.009583][T13287] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1182.017547][T13287] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:32 executing program 5 (fault-call:4 fault-nth:88): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:32 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f0000000040)=[@e={0xff, 0x9, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @l={0x92, 0x7, 0xb0, 0x1a, 0xff, 0x20, 0x63dd}, @t={0x4, 0x5, 0x3, 0x2, @generic}], 0x20) 16:42:32 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x0, 0x0) write$sequencer(r1, &(0x7f00000000c0)=ANY=[@ANYBLOB="ff0a0000ff000000940003ca00000046ee9ff4b2b1e3ad80"], 0x1c) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000100)={'batadv0\x00', 0x0}) ioctl$sock_ipv6_tunnel_SIOCADDPRL(r0, 0x89f5, &(0x7f0000000280)={'syztnl0\x00', &(0x7f0000000200)={'syztnl1\x00', 0x0, 0x2f, 0x0, 0x7, 0x1, 0x8, @dev={0xfe, 0x80, [], 0x36}, @loopback, 0x80e0, 0x8000, 0x8000, 0x6}}) ioctl$sock_ipv6_tunnel_SIOCCHGPRL(r0, 0x89f7, &(0x7f0000000340)={'ip6_vti0\x00', &(0x7f00000002c0)={'ip6tnl0\x00', 0x0, 0x2f, 0x5, 0xbb, 0xb5, 0x12, @remote, @initdev={0xfe, 0x88, [], 0x1, 0x0}, 0x8, 0x10, 0xffff, 0x9b4}}) sendmsg$nl_route(r0, &(0x7f0000000440)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)=@ipv6_delroute={0x48, 0x19, 0x2, 0x70bd25, 0x25dfdbfe, {0xa, 0x14, 0x0, 0x8f, 0xff, 0x4, 0x0, 0x8, 0xb00}, [@RTA_PREF={0x5, 0x14, 0x33}, @RTA_OIF={0x8, 0x4, r2}, @RTA_IIF={0x8, 0x3, r3}, @RTA_PREF={0x5, 0x14, 0x81}, @RTA_MULTIPATH={0xc, 0x9, {0x0, 0x17, 0x65, r4}}]}, 0x48}, 0x1, 0x0, 0x0, 0x20000000}, 0x51) [ 1182.130183][T13309] FAULT_INJECTION: forcing a failure. [ 1182.130183][T13309] name fail_usercopy, interval 1, probability 0, space 0, times 0 16:42:32 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x3}}}], 0xff33) 16:42:32 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick=0x3000000, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1182.174579][T13309] CPU: 1 PID: 13309 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1182.183374][T13309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1182.193535][T13309] Call Trace: [ 1182.196843][T13309] dump_stack+0x137/0x19d [ 1182.201183][T13309] should_fail+0x23c/0x250 [ 1182.205602][T13309] should_fail_usercopy+0x16/0x20 [ 1182.210631][T13309] _copy_from_user+0x1c/0xd0 [ 1182.215225][T13309] snd_seq_oss_write+0x36f/0x550 [ 1182.220189][T13309] ? odev_read+0x60/0x60 [ 1182.224429][T13309] odev_write+0x45/0x60 [ 1182.228591][T13309] vfs_write+0x223/0x7e0 [ 1182.232842][T13309] ? __fget_light+0x219/0x260 [ 1182.237561][T13309] ksys_write+0xce/0x180 [ 1182.241810][T13309] __x64_sys_write+0x3e/0x50 [ 1182.246420][T13309] do_syscall_64+0x39/0x80 [ 1182.250897][T13309] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1182.256817][T13309] RIP: 0033:0x466459 [ 1182.260707][T13309] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1182.260748][T13316] devtmpfs: Unknown parameter 'lowerdir' [ 1182.285979][T13309] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1182.294500][T13309] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1182.302494][T13309] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1182.310463][T13309] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1182.318465][T13309] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1182.326458][T13309] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:33 executing program 1: r0 = openat$vimc0(0xffffffffffffff9c, &(0x7f0000000080)='/dev/video0\x00', 0x2, 0x0) ioctl$BTRFS_IOC_DEFAULT_SUBVOL(r0, 0x40089413, &(0x7f0000000100)=0xc38) r1 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000)='/dev/zero\x00', 0x0, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x380000d, 0x12, r2, 0x0) preadv(r1, &(0x7f0000000280)=[{0x0}], 0x1, 0x0, 0x0) madvise(&(0x7f0000009000/0x3000)=nil, 0x3000, 0xa) r3 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r3, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r3, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r3, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:33 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick=0x4000000, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:33 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) pipe(&(0x7f0000000300)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000280)='devtmpfs\x00', 0x0, 0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) setfsuid(r3) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0)='overlay\x00', 0x80c460, &(0x7f0000000240)=ANY=[@ANYBLOB='lowerdir=.:file0']) r4 = open(&(0x7f00000002c0)='./file0\x00', 0x0, 0x0) getdents64(r4, &(0x7f0000000100)=""/241, 0xf1) write$sequencer(r1, &(0x7f0000000340)=ANY=[@ANYBLOB="ff0a0000ff000000940003ca93b405e10000000092000000000000009969db33d32803788d277917e588cc69100e7ba4df48ea322afdd35e08a538fdf23794f4d3b3ed5beae5d8d232c36dd268f1d9f26eb292e6825dc77984677f4c0b9ecf8f75f6d90165f68f303314782ed251"], 0x1c) 16:42:33 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) faccessat2(r0, &(0x7f0000000040)='./file0\x00', 0x1, 0x100) write$sequencer(r1, &(0x7f00000000c0)=ANY=[@ANYBLOB="18aa270ca5a91a8d0000100093b405e100000000920000003cc41e95"], 0x1c) 16:42:33 executing program 5 (fault-call:4 fault-nth:89): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:33 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x4}}}], 0xff33) [ 1182.779127][T13347] FAULT_INJECTION: forcing a failure. [ 1182.779127][T13347] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1182.813348][T13348] devtmpfs: Unknown parameter 'lowerdir' [ 1182.844896][T13347] CPU: 0 PID: 13347 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1182.853772][T13347] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1182.863835][T13347] Call Trace: [ 1182.867107][T13347] dump_stack+0x137/0x19d [ 1182.871481][T13347] should_fail+0x23c/0x250 [ 1182.875916][T13347] should_fail_usercopy+0x16/0x20 [ 1182.880948][T13347] _copy_from_user+0x1c/0xd0 [ 1182.885541][T13347] snd_seq_oss_write+0x36f/0x550 [ 1182.890512][T13347] ? odev_read+0x60/0x60 [ 1182.894883][T13347] odev_write+0x45/0x60 [ 1182.899082][T13347] vfs_write+0x223/0x7e0 [ 1182.903452][T13347] ? __fget_light+0x219/0x260 [ 1182.908117][T13347] ksys_write+0xce/0x180 [ 1182.912346][T13347] __x64_sys_write+0x3e/0x50 [ 1182.916939][T13347] do_syscall_64+0x39/0x80 [ 1182.921335][T13347] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1182.927212][T13347] RIP: 0033:0x466459 [ 1182.931200][T13347] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1182.950835][T13347] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1182.959227][T13347] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1182.967352][T13347] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1182.975302][T13347] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1182.983262][T13347] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:42:33 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f00000001c0)=[{&(0x7f0000000100)=""/162, 0xa2}, {&(0x7f0000000040)=""/39, 0x27}, {&(0x7f0000000240)=""/215, 0xd7}], 0x3, 0x100, 0x2a47be9d) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) dup3(r1, r0, 0x0) r2 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r2, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:42:33 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x5}}}], 0xff33) 16:42:33 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) r1 = openat$vcsu(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcsu\x00', 0x40000, 0x0) bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e21, 0xdc4, @ipv4={[], [], @private=0xa010100}, 0x3}, 0x1c) r2 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r2, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r2, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r2, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) bind$inet6(r2, &(0x7f0000000100)={0xa, 0x4e22, 0x80000001, @rand_addr=' \x01\x00', 0x6}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x3, @initdev={0xfe, 0x88, [], 0x0, 0x0}, 0x5}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:33 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick=0x5000000, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1182.991212][T13347] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:33 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) setsockopt$inet6_int(r1, 0x29, 0xc9, &(0x7f0000000000)=0x8, 0x4) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:33 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick=0x8000000, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:33 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x6}}}], 0xff33) 16:42:33 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x8}}}], 0xff33) 16:42:33 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick=0x80ffffff, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:33 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) openat(0xffffffffffffffff, &(0x7f0000000040)='./file0\x00', 0x82, 0x35) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) r2 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100)='/dev/nvme-fabrics\x00', 0x721000, 0x0) ioctl$F2FS_IOC_WRITE_CHECKPOINT(r0, 0xf507, 0x0) write$sequencer(r2, &(0x7f0000000140)=[@v={0x93, 0x3, 0x80, 0x0, @generic=0xff, 0x5, 0x13}, @v={0x93, 0x8, 0x30, 0x10, @MIDI_NOTEON=@special, 0x5, 0x3}, @x={0x94, 0x4, "f4d2384b9813"}, @x={0x94, 0x4, "ec83a35d8793"}, @echo=0x52, @s={0x5, @generic=0x8c, 0x13, 0x1f}], 0x28) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) write$binfmt_elf64(r2, &(0x7f0000000180)={{0x7f, 0x45, 0x4c, 0x46, 0x40, 0x6, 0x4, 0x1, 0x509, 0x2, 0x3, 0x800, 0x1d8, 0x40, 0x2fb, 0x40907d5d, 0x6, 0x38, 0x6, 0x101, 0x2, 0xfffc}, [{0x6, 0x10000, 0xfffffffffffffffb, 0x3761, 0x1, 0x3, 0x0, 0x3}], "680224aa9c729090580ff7f8071f17391ddc037f2773b1a6d273f75d4c29cbbad3732455c935a5f13ace8b80df96107eaa32143531b5d72a5b3939c44bee85f4e6f81922d07d32385d0a09da181f3362d57974bfbc4ab903573798cd9a9d4194eaa594f1976a8c0d22419864d9f86b49edd08e664ca40654cc09c76a84b09a3c7f7d7de76c352a82e1e56dc5a5adbe023ca69cad76816016424b077e1963e57dd59b28fb417488c1086f3158d893f835bc2ce8f9e95cd66ef882a92fc606517a4e563a27fdb3050beb62bb3bac3fa6dfc9acfcaf17d2537912ae1af9ebb3fb4722c7cb", [[], [], [], [], [], []]}, 0x75b) 16:42:33 executing program 5 (fault-call:4 fault-nth:90): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:33 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) ioctl$sock_inet6_tcp_SIOCOUTQNSD(r0, 0x894b, &(0x7f0000000000)) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) ioctl$BTRFS_IOC_SPACE_INFO(r0, 0xc0109414, &(0x7f0000001c80)={0xfa7, 0x5, [[], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], []]}) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:33 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x24}}}], 0xff33) 16:42:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) ioctl$IMCLEAR_L2(r0, 0x80044946, &(0x7f0000000040)=0xd545bf2) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f0000000100)=ANY=[@ANYBLOB="ff0a0000ff000000940003caeff793b405e1000000009200000000f902950e223be40b584c07000000"], 0x1c) [ 1183.252352][T13393] FAULT_INJECTION: forcing a failure. [ 1183.252352][T13393] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1183.310900][T13393] CPU: 0 PID: 13393 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1183.319691][T13393] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1183.329745][T13393] Call Trace: [ 1183.333055][T13393] dump_stack+0x137/0x19d [ 1183.337387][T13393] should_fail+0x23c/0x250 [ 1183.341803][T13393] should_fail_usercopy+0x16/0x20 [ 1183.346881][T13393] _copy_from_user+0x1c/0xd0 [ 1183.351482][T13393] snd_seq_oss_write+0x36f/0x550 [ 1183.356423][T13393] ? odev_read+0x60/0x60 [ 1183.360654][T13393] odev_write+0x45/0x60 [ 1183.364877][T13393] vfs_write+0x223/0x7e0 [ 1183.369121][T13393] ? __fget_light+0x219/0x260 [ 1183.373796][T13393] ksys_write+0xce/0x180 [ 1183.378129][T13393] __x64_sys_write+0x3e/0x50 [ 1183.382721][T13393] do_syscall_64+0x39/0x80 [ 1183.387138][T13393] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1183.393033][T13393] RIP: 0033:0x466459 [ 1183.396925][T13393] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1183.416530][T13393] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1183.425053][T13393] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1183.433084][T13393] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1183.441059][T13393] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1183.449019][T13393] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1183.456981][T13393] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:34 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x8}}}], 0xff33) 16:42:34 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick=0x81ffffff, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0xb) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) preadv(r1, &(0x7f0000000040)=[{&(0x7f0000000100)=""/82, 0x52}], 0x1, 0x2, 0x3) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r2 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r2, &(0x7f00000000c0)=ANY=[@ANYBLOB="02000000000000009400ebc993b4054b3caf0c7f6072270000000000"], 0x1c) 16:42:34 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) recvmmsg(r0, &(0x7f0000007c40)=[{{&(0x7f0000000100)=@in={0x2, 0x0, @empty}, 0x80, &(0x7f0000001380)=[{&(0x7f0000000300)=""/4096, 0x1000}, {&(0x7f0000001c80)=""/4096, 0x1000}, {&(0x7f0000000000)=""/35, 0x23}, {&(0x7f0000000180)=""/101, 0x65}, {&(0x7f0000001300)=""/70, 0x46}, {&(0x7f0000000080)}], 0x6, &(0x7f0000001400)=""/129, 0x81}, 0x770b}, {{&(0x7f00000014c0)=@un=@abs, 0x80, &(0x7f0000001640)=[{&(0x7f0000001540)=""/85, 0x55}, {&(0x7f0000000200)=""/14, 0xe}, {&(0x7f0000002c80)=""/4096, 0x1000}, {&(0x7f00000015c0)=""/122, 0x7a}], 0x4, &(0x7f0000001680)=""/206, 0xce}, 0xfffffffb}, {{&(0x7f0000001780)=@sco, 0x80, &(0x7f0000004dc0)=[{&(0x7f0000001800)=""/70, 0x46}, {&(0x7f0000001880)=""/215, 0xd7}, {&(0x7f0000001980)=""/192, 0xc0}, {&(0x7f0000001a40)=""/194, 0xc2}, {&(0x7f0000003c80)=""/4096, 0x1000}, {&(0x7f0000001b40)=""/250, 0xfa}, {&(0x7f0000004c80)=""/53, 0x35}, {&(0x7f0000004cc0)=""/165, 0xa5}, {&(0x7f0000004d80)=""/17, 0x11}], 0x9, &(0x7f0000004e80)=""/50, 0x32}, 0x80000000}, {{&(0x7f0000004ec0)=@caif=@util, 0x80, &(0x7f0000006400)=[{&(0x7f0000004f40)=""/249, 0xf9}, {&(0x7f0000005040)=""/15, 0xf}, {&(0x7f0000005080)=""/244, 0xf4}, {&(0x7f0000005180)=""/222, 0xde}, {&(0x7f0000005280)=""/88, 0x58}, {&(0x7f0000005300)=""/4096, 0x1000}, {&(0x7f0000006300)=""/9, 0x9}, {&(0x7f0000006340)=""/159, 0x9f}], 0x8, &(0x7f0000006480)=""/183, 0xb7}, 0xfffffffb}, {{&(0x7f0000006540)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @empty}}}, 0x80, &(0x7f0000007b80)=[{&(0x7f00000065c0)=""/149, 0x95}, {&(0x7f0000006680)=""/86, 0x56}, {&(0x7f0000006700)=""/4096, 0x1000}, {&(0x7f0000007700)=""/154, 0x9a}, {&(0x7f00000077c0)=""/169, 0xa9}, {&(0x7f0000007880)=""/191, 0xbf}, {&(0x7f0000007940)=""/43, 0x2b}, {&(0x7f0000007980)=""/108, 0x6c}, {&(0x7f0000007a00)=""/190, 0xbe}, {&(0x7f0000007ac0)=""/188, 0xbc}], 0xa}, 0x401}], 0x5, 0x2042, &(0x7f0000007d80)) setsockopt$inet6_int(r1, 0x29, 0x4a, &(0x7f0000007dc0)=0x6, 0x4) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:34 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0xbf}}}], 0xff33) 16:42:34 executing program 5 (fault-call:4 fault-nth:91): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) [ 1183.940789][T13434] FAULT_INJECTION: forcing a failure. [ 1183.940789][T13434] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1183.985295][T13434] CPU: 0 PID: 13434 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1183.994091][T13434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1184.004149][T13434] Call Trace: [ 1184.007432][T13434] dump_stack+0x137/0x19d [ 1184.011774][T13434] should_fail+0x23c/0x250 [ 1184.016242][T13434] should_fail_usercopy+0x16/0x20 [ 1184.021276][T13434] _copy_from_user+0x1c/0xd0 [ 1184.025876][T13434] snd_seq_oss_write+0x36f/0x550 [ 1184.030893][T13434] ? odev_read+0x60/0x60 [ 1184.035200][T13434] odev_write+0x45/0x60 [ 1184.039360][T13434] vfs_write+0x223/0x7e0 [ 1184.043610][T13434] ? __fget_light+0x219/0x260 [ 1184.048302][T13434] ksys_write+0xce/0x180 [ 1184.052598][T13434] __x64_sys_write+0x3e/0x50 [ 1184.057190][T13434] do_syscall_64+0x39/0x80 [ 1184.061820][T13434] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1184.067767][T13434] RIP: 0033:0x466459 [ 1184.071791][T13434] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1184.091399][T13434] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1184.099820][T13434] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1184.107796][T13434] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1184.115765][T13434] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1184.123822][T13434] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:42:34 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0xff}}}], 0xff33) 16:42:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = creat(&(0x7f0000000080)='./bus\x00', 0x0) r3 = creat(&(0x7f0000000000)='./bus\x00', 0x0) ioctl$FS_IOC_SETFLAGS(r3, 0x40086602, &(0x7f0000000040)) lseek(r2, 0x7ffffc, 0x0) dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x0) write$binfmt_elf64(r2, &(0x7f00000002c0)=ANY=[], 0x1a0) lseek(r1, 0x0, 0x3) r4 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r4, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:42:34 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000fbffff3f0a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd7dae2a11aabec992c2681f5ef9335e5a91246dfd10fc2b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=ANY=[@ANYBLOB="2c0000005200000425bd7000fbdbdf251c080006000300000008000100", @ANYRES32=0x0, @ANYBLOB="6d07ee9994caf7de000000"], 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @mcast1}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f0000000000)={r2, 0x3f}, &(0x7f0000000080)=0x8) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x1f, &(0x7f0000000100)={r3, @in6={{0xa, 0x4e22, 0x6, @empty, 0x99}}, 0x800, 0x9}, &(0x7f00000001c0)=0x90) 16:42:34 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:34 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick=0x92ffffff, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:34 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000100)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000040)=0xf) r2 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x1, 0x0, 0x0) ioctl$KDADDIO(r1, 0x400455c8, 0x4) ioctl$TIOCSETD(r1, 0x5412, &(0x7f0000000080)=0x16) mmap(&(0x7f000006b000/0x3000)=nil, 0x3000, 0xa, 0x11, r0, 0x785c3000) ioctl$KDADDIO(r0, 0x4b34, 0x8001) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$inet(r0, &(0x7f0000000140)={&(0x7f0000000100)={0x2, 0x4e24, @broadcast}, 0x10, &(0x7f0000000100)}, 0x68040) ioctl$VIDIOC_G_EXT_CTRLS(r0, 0xc0205647, &(0x7f00000001c0)={0xf020000, 0x434d4302, 0x2, r0, 0x0, &(0x7f0000000180)={0x9a0918, 0x3, [], @ptr}}) r3 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) recvmsg$kcm(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) renameat(0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', r0, &(0x7f0000000240)='./file0\x00') write$sequencer(r3, &(0x7f00000000c0)=[@t={0x81, 0x2, 0x3, 0x7c}, @l={0x92, 0xe, 0xe0, 0x15, 0x3f, 0x8, 0x1000}, @x={0x94, 0x9, "5002ca610553"}, @n={0x3, 0x5, @SEQ_NOTEON=@note=0x6f, 0x1f}, @e={0xff, 0xb, 0xe, 0x8, @SEQ_CONTROLLER=0xfe, 0x83, 0x0, 0x80}, @raw={0xfe, 0x0, "d40e4d6c4d31"}, @e={0xff, 0xb, 0xe, 0xcd, @SEQ_CONTROLLER=0xfe, 0xd6, 0x3, 0x9}, @l={0x92, 0xf, 0xc0, 0x16, 0x81, 0x81, 0x7}], 0x3c) [ 1184.131789][T13434] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:34 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x0, 0x2}}}], 0xff33) 16:42:35 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0xfffffffffffffef9, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) setsockopt$inet6_MCAST_MSFILTER(r1, 0x29, 0x30, &(0x7f0000001840)=ANY=[@ANYBLOB="09000000000000000a004e220000733afc00000000000000000000d11332b9753430aa3148e74d529e0000000000ff010400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000"], 0x90) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:35 executing program 5 (fault-call:4 fault-nth:92): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) [ 1184.219624][ T3004] Bluetooth: hci6: Frame reassembly failed (-84) [ 1184.219707][T13457] Bluetooth: hci6: Frame reassembly failed (-84) 16:42:35 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick=0x93ffffff, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:35 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x0, 0x3}}}], 0xff33) 16:42:35 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f0000000040)=ANY=[@ANYBLOB="ff0ae4fffe000000940003ca93b40587c000000092e0000000001e0064d92c1bd1cfd56e4d1023cc1b5a9cb5c6f5b8bc427b6a4ebf4ccf"], 0x1c) [ 1184.314698][T13474] FAULT_INJECTION: forcing a failure. [ 1184.314698][T13474] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1184.386587][T13474] CPU: 0 PID: 13474 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1184.395400][T13474] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1184.405696][T13474] Call Trace: [ 1184.408975][T13474] dump_stack+0x137/0x19d [ 1184.413411][T13474] should_fail+0x23c/0x250 [ 1184.417898][T13474] should_fail_usercopy+0x16/0x20 [ 1184.423005][T13474] _copy_from_user+0x1c/0xd0 [ 1184.427604][T13474] snd_seq_oss_write+0x36f/0x550 [ 1184.432706][T13474] ? odev_read+0x60/0x60 [ 1184.437003][T13474] odev_write+0x45/0x60 [ 1184.441169][T13474] vfs_write+0x223/0x7e0 [ 1184.445445][T13474] ? __fget_light+0x219/0x260 [ 1184.450136][T13474] ksys_write+0xce/0x180 [ 1184.454387][T13474] __x64_sys_write+0x3e/0x50 [ 1184.459059][T13474] do_syscall_64+0x39/0x80 [ 1184.463462][T13474] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1184.469364][T13474] RIP: 0033:0x466459 [ 1184.473263][T13474] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1184.492888][T13474] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1184.501324][T13474] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1184.510073][T13474] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1184.518088][T13474] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1184.526066][T13474] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:42:35 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x0, 0x4}}}], 0xff33) 16:42:35 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x1, @ipv4={[], [], @multicast1}, 0x1}, 0x1c) setsockopt$sock_int(r0, 0x1, 0x16, &(0x7f0000000000), 0x4) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) getpeername$l2tp6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @private0}, &(0x7f0000000100)=0x20) socket$inet6_dccp(0xa, 0x6, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f0000001580)={0xa, 0x4e23, 0x4, @remote}, 0x1c) [ 1184.534031][T13474] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:35 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) shmget$private(0x0, 0x1000, 0x1000, &(0x7f0000fff000/0x1000)=nil) write$sequencer(r1, &(0x7f00000000c0)=ANY=[@ANYBLOB="ff0000940003ca93b405e1eb00000092000a00"/28], 0x1c) 16:42:35 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick=0x94ffffff, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1186.242534][T22269] Bluetooth: hci6: command 0x1003 tx timeout [ 1186.248591][T12970] Bluetooth: hci6: sending frame failed (-49) [ 1188.322257][ T4850] Bluetooth: hci6: command 0x1001 tx timeout [ 1188.328286][T12970] Bluetooth: hci6: sending frame failed (-49) [ 1190.402008][ T4850] Bluetooth: hci6: command 0x1009 tx timeout 16:42:45 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000100)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000040)=0xf) r2 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x1, 0x0, 0x0) ioctl$KDADDIO(r1, 0x400455c8, 0x4) ioctl$TIOCSETD(r1, 0x5412, &(0x7f0000000080)=0x16) mmap(&(0x7f000006b000/0x3000)=nil, 0x3000, 0xa, 0x11, r0, 0x785c3000) ioctl$KDADDIO(r0, 0x4b34, 0x8001) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$inet(r0, &(0x7f0000000140)={&(0x7f0000000100)={0x2, 0x4e24, @broadcast}, 0x10, &(0x7f0000000100)}, 0x68040) ioctl$VIDIOC_G_EXT_CTRLS(r0, 0xc0205647, &(0x7f00000001c0)={0xf020000, 0x434d4302, 0x2, r0, 0x0, &(0x7f0000000180)={0x9a0918, 0x3, [], @ptr}}) r3 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) recvmsg$kcm(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) renameat(0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', r0, &(0x7f0000000240)='./file0\x00') write$sequencer(r3, &(0x7f00000000c0)=[@t={0x81, 0x2, 0x3, 0x7c}, @l={0x92, 0xe, 0xe0, 0x15, 0x3f, 0x8, 0x1000}, @x={0x94, 0x9, "5002ca610553"}, @n={0x3, 0x5, @SEQ_NOTEON=@note=0x6f, 0x1f}, @e={0xff, 0xb, 0xe, 0x8, @SEQ_CONTROLLER=0xfe, 0x83, 0x0, 0x80}, @raw={0xfe, 0x0, "d40e4d6c4d31"}, @e={0xff, 0xb, 0xe, 0xcd, @SEQ_CONTROLLER=0xfe, 0xd6, 0x3, 0x9}, @l={0x92, 0xf, 0xc0, 0x16, 0x81, 0x81, 0x7}], 0x3c) 16:42:45 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x0, 0x5}}}], 0xff33) 16:42:45 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x86) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e21, 0x0, @remote, 0x85}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:45 executing program 5 (fault-call:4 fault-nth:93): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:45 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) r2 = openat$misdntimer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mISDNtimer\x00', 0x200, 0x0) fsync(r2) 16:42:45 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick=0xbf000000, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:45 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick=0xfdffffff, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:45 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x0, 0x6}}}], 0xff33) 16:42:45 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) write$P9_RLCREATE(r0, &(0x7f0000000040)={0x18, 0xf, 0x1, {{0x1, 0x4, 0x4}}}, 0x18) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) [ 1194.307194][T13527] FAULT_INJECTION: forcing a failure. [ 1194.307194][T13527] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1194.338592][ T24] Bluetooth: hci6: Frame reassembly failed (-84) [ 1194.339451][T13532] Bluetooth: hci6: Frame reassembly failed (-84) [ 1194.390084][T13527] CPU: 1 PID: 13527 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1194.399005][T13527] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1194.409066][T13527] Call Trace: [ 1194.412352][T13527] dump_stack+0x137/0x19d [ 1194.416690][T13527] should_fail+0x23c/0x250 [ 1194.421110][T13527] should_fail_usercopy+0x16/0x20 [ 1194.426140][T13527] _copy_from_user+0x1c/0xd0 [ 1194.430737][T13527] snd_seq_oss_write+0x36f/0x550 [ 1194.435704][T13527] ? odev_read+0x60/0x60 [ 1194.439944][T13527] odev_write+0x45/0x60 [ 1194.444086][T13527] vfs_write+0x223/0x7e0 [ 1194.448321][T13527] ? __fget_light+0x219/0x260 [ 1194.453047][T13527] ksys_write+0xce/0x180 [ 1194.457284][T13527] __x64_sys_write+0x3e/0x50 [ 1194.461899][T13527] do_syscall_64+0x39/0x80 [ 1194.466367][T13527] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1194.472251][T13527] RIP: 0033:0x466459 [ 1194.476134][T13527] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1194.495902][T13527] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1194.504472][T13527] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1194.512569][T13527] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1194.520836][T13527] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1194.528799][T13527] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1194.536756][T13527] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:45 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) r1 = socket$l2tp6(0xa, 0x2, 0x73) setsockopt$inet6_group_source_req(r1, 0x29, 0x2c, &(0x7f0000000100)={0x8, {{0xa, 0x4e23, 0xffff, @mcast1, 0x2}}, {{0xa, 0x4e23, 0x8ada, @empty, 0x4}}}, 0x108) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000080)={'veth1_macvtap\x00', &(0x7f0000000000)=@ethtool_pauseparam={0x13, 0x5, 0x7, 0x5}}) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:45 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick=0xfeffffff, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:45 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x0, 0x8}}}], 0xff33) [ 1196.401220][ T4850] Bluetooth: hci6: command 0x1003 tx timeout [ 1196.408561][T12970] Bluetooth: hci6: sending frame failed (-49) [ 1198.480942][ T4850] Bluetooth: hci6: command 0x1001 tx timeout [ 1198.486972][T12970] Bluetooth: hci6: sending frame failed (-49) [ 1200.560636][T22269] Bluetooth: hci6: command 0x1009 tx timeout 16:42:55 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000100)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000040)=0xf) r2 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x1, 0x0, 0x0) ioctl$KDADDIO(r1, 0x400455c8, 0x4) ioctl$TIOCSETD(r1, 0x5412, &(0x7f0000000080)=0x16) mmap(&(0x7f000006b000/0x3000)=nil, 0x3000, 0xa, 0x11, r0, 0x785c3000) ioctl$KDADDIO(r0, 0x4b34, 0x8001) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$inet(r0, &(0x7f0000000140)={&(0x7f0000000100)={0x2, 0x4e24, @broadcast}, 0x10, &(0x7f0000000100)}, 0x68040) ioctl$VIDIOC_G_EXT_CTRLS(r0, 0xc0205647, &(0x7f00000001c0)={0xf020000, 0x434d4302, 0x2, r0, 0x0, &(0x7f0000000180)={0x9a0918, 0x3, [], @ptr}}) r3 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) recvmsg$kcm(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) renameat(0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', r0, &(0x7f0000000240)='./file0\x00') write$sequencer(r3, &(0x7f00000000c0)=[@t={0x81, 0x2, 0x3, 0x7c}, @l={0x92, 0xe, 0xe0, 0x15, 0x3f, 0x8, 0x1000}, @x={0x94, 0x9, "5002ca610553"}, @n={0x3, 0x5, @SEQ_NOTEON=@note=0x6f, 0x1f}, @e={0xff, 0xb, 0xe, 0x8, @SEQ_CONTROLLER=0xfe, 0x83, 0x0, 0x80}, @raw={0xfe, 0x0, "d40e4d6c4d31"}, @e={0xff, 0xb, 0xe, 0xcd, @SEQ_CONTROLLER=0xfe, 0xd6, 0x3, 0x9}, @l={0x92, 0xf, 0xc0, 0x16, 0x81, 0x81, 0x7}], 0x3c) 16:42:55 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick=0xffffff80, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:55 executing program 0: r0 = syz_open_dev$hidraw(&(0x7f00000004c0)='/dev/hidraw#\x00', 0x7, 0x2400) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) dup3(r0, r2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r4 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setuid(r5) sendmsg$nl_netfilter(r3, &(0x7f0000000480)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000440)={&(0x7f0000000100)={0x304, 0x5, 0x2, 0x3, 0x70bd25, 0x25dfdbfd, {0x0, 0x0, 0x2}, [@nested={0xf1, 0x2c, 0x0, 0x1, [@generic="99533ed3ccb3c6037e1cab0e8582448dbe55f962dfc24bae556645678c3b1603b1726817bd0f27db6c17df694b77372a76df00cbb22477e50210b280c336b8833efcc5e0ee0c72c0f58cca7e1912d52aae61c6a1491bd73e7480409d47191c909f6f527a565560e4b28be8407ea0196a97a6a45b11d296086ee4", @typed={0x8, 0x35, 0x0, 0x0, @uid=r5}, @typed={0xc, 0x53, 0x0, 0x0, @u64=0x80000000}, @typed={0x8, 0x2f, 0x0, 0x0, @fd=r3}, @generic="ff0d0a31e5b9d78cb7bd92325be47ec524741c3637f1a67a1212a5cc771005766b0a1572ce7e8f3c6294c4345931df3af02454126e4b9a625e67607e29268fc10eec1d99323744ba7aca7f", @typed={0xc, 0x8b, 0x0, 0x0, @u64=0x3}]}, @generic="179e6162d7bfd155c3a823bc690c3ad960aa49e6aa15ef003f22ff00493ddcf0fedb01c4619f51c2bdf124361e4867f5fb283706127cb9e8d340a45910c6cd5d3e67105c1abed7137991ea569f2e6a", @nested={0x157, 0x74, 0x0, 0x1, [@generic="218a2853665466cd749f505ea46ae046016a1ccd38751d30f69b65601539fc327aeee5210667a021a800217babcaf14be64b946a7da1e004cdd485cc2b162cd77592d5224980abd529c4444d7dff021b301af8855de38d012db63e44c98dd7a4c87d514edcf85505ed6abf4d73506526ee6a24ed2f774e4b94cbdd66467516410866dfd84ceae913fed849530fbe514305f9ac066273c441b3ea46c304794600868c6cfb2e142322de16398404", @typed={0x14, 0x1e, 0x0, 0x0, @ipv6=@private0}, @generic="7ec24b91c4106b5bbfa2988937895e580b8554375ca4ce86bcd68ccf9ddda0b26d5dacd24a6b3bad19c3a2a83a2ec4fe9507874682dc8a1588adcb09165d360206dfd446db858c5973414002c9da84876c4cf3b349dbdfec440d23b5fef6a09960b14876a686c9bc53ba9a5b7672291f343494f9d1306fb761472585bc1189bb4837", @typed={0xe, 0x77, 0x0, 0x0, @str='\'&A-+$}@:\x00'}]}, @generic="66a9a5c108cdfc1d115c47da794d98892c125ee5c0318523d8f6d46213d85e738355efaba10baba9cfd345ab146ca5a9fa8a76fe8097aca1e50452906f4a4b5a1385904c96aa80d7218f9678dddee7e0027b4073a6"]}, 0x304}, 0x1, 0x0, 0x0, 0x801}, 0x4004410) close(r3) r6 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r6, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:42:55 executing program 5 (fault-call:4 fault-nth:94): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:42:55 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x0, 0x24}}}], 0xff33) 16:42:55 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) sendto$inet6(r1, &(0x7f0000000100)="258559a6ac31f75c4e5f3aa0878d7c9a796aa1e8140636fe262778db358eb77b34c27500b1fa93e4cde75a679f31528c588bb2fcc34275beea7628526d531c794dbe4456adea05c63a37c79f5cc50c8f01558da7375429053002abe47228772e58e6f53a11982339027a85ae2bd11d47608c98bfbef65ca516", 0x79, 0x48044, &(0x7f0000000000)={0xa, 0x4e24, 0x3055, @ipv4={[], [], @rand_addr=0x64010101}, 0x2}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:42:55 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x0, 0xbf}}}], 0xff33) [ 1204.578902][T13592] FAULT_INJECTION: forcing a failure. [ 1204.578902][T13592] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1204.597723][ T24] Bluetooth: hci6: Frame reassembly failed (-84) [ 1204.598578][T13590] Bluetooth: hci6: Frame reassembly failed (-84) [ 1204.654032][T13592] CPU: 1 PID: 13592 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1204.663166][T13592] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1204.673220][T13592] Call Trace: [ 1204.676504][T13592] dump_stack+0x137/0x19d [ 1204.680853][T13592] should_fail+0x23c/0x250 [ 1204.685272][T13592] should_fail_usercopy+0x16/0x20 [ 1204.690298][T13592] _copy_from_user+0x1c/0xd0 [ 1204.694953][T13592] snd_seq_oss_write+0x36f/0x550 [ 1204.699935][T13592] ? odev_read+0x60/0x60 16:42:55 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick=0xffffff81, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:42:55 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) creat(&(0x7f0000000040)='./file0\x00', 0x10c) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r1, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) [ 1204.704170][T13592] odev_write+0x45/0x60 [ 1204.708323][T13592] vfs_write+0x223/0x7e0 [ 1204.712621][T13592] ? __fget_light+0x219/0x260 [ 1204.717329][T13592] ksys_write+0xce/0x180 [ 1204.721578][T13592] __x64_sys_write+0x3e/0x50 [ 1204.726173][T13592] do_syscall_64+0x39/0x80 [ 1204.730581][T13592] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1204.736535][T13592] RIP: 0033:0x466459 16:42:55 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) r2 = socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$batadv(&(0x7f0000000400)='batadv\x00', 0xffffffffffffffff) r4 = socket$inet(0x2, 0x2, 0x0) getsockopt$inet_pktinfo(r4, 0x0, 0x8, &(0x7f0000000040)={0x0, @local, @local}, &(0x7f0000000280)) sendmsg$BATADV_CMD_GET_GATEWAYS(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000500)={&(0x7f0000000100)={0x1c, r3, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r5}]}, 0x1c}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000200)={&(0x7f0000000100)=@bridge_dellink={0xf4, 0x11, 0x1, 0x70bd2b, 0x25dfdbfe, {0x7, 0x0, 0x0, r5, 0x24840, 0x1088}, [@IFLA_AF_SPEC={0xd4, 0x1a, 0x0, 0x1, [@AF_INET={0x58, 0x2, 0x0, 0x1, {0x54, 0x1, 0x0, 0x1, [{0x8, 0x1c}, {0x8, 0xa, 0x0, 0x0, 0x3}, {0x8, 0x1e, 0x0, 0x0, 0x4}, {0x8, 0x4, 0x0, 0x0, 0x7fff}, {0x8, 0x18}, {0x8, 0x1f, 0x0, 0x0, 0x2}, {0x8, 0x0, 0x0, 0x0, 0x3f}, {0x8, 0xe, 0x0, 0x0, 0x6}, {0x8, 0x1, 0x0, 0x0, 0x8}, {0x8, 0x14, 0x0, 0x0, 0x1}]}}, @AF_INET6={0x40, 0xa, 0x0, 0x1, [@IFLA_INET6_TOKEN={0x14, 0x7, @dev={0xfe, 0x80, [], 0x3d}}, @IFLA_INET6_TOKEN={0x14, 0x7, @private1={0xfc, 0x1, [], 0x1}}, @IFLA_INET6_TOKEN={0x14, 0x7, @remote}]}, @AF_INET6={0x38, 0xa, 0x0, 0x1, [@IFLA_INET6_ADDR_GEN_MODE={0x5, 0x8, 0x5}, @IFLA_INET6_ADDR_GEN_MODE={0x5, 0x8, 0x4}, @IFLA_INET6_TOKEN={0x14, 0x7, @initdev={0xfe, 0x88, [], 0x1, 0x0}}, @IFLA_INET6_ADDR_GEN_MODE={0x5, 0x8, 0x9}, @IFLA_INET6_ADDR_GEN_MODE={0x5, 0x8, 0x20}]}]}]}, 0xf4}, 0x1, 0x0, 0x0, 0x24000000}, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800000, 0x40010, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r6 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r6, &(0x7f00000000c0)=ANY=[@ANYBLOB="ff0a0000ff000000940003ca00"], 0x1c) [ 1204.740422][T13592] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1204.760117][T13592] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1204.768530][T13592] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1204.776543][T13592] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1204.784542][T13592] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1204.792510][T13592] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 16:42:55 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e22, 0x3ff, @private0={0xfc, 0x0, [], 0x1}, 0x5}, 0x1c) r1 = dup2(r0, r0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22, 0x8001, @private0, 0x14ab}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) [ 1204.800490][T13592] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:42:55 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x0, 0xff}}}], 0xff33) [ 1206.649902][T22269] Bluetooth: hci6: command 0x1003 tx timeout [ 1206.656109][T12970] Bluetooth: hci6: sending frame failed (-49) [ 1208.719677][ T4850] Bluetooth: hci6: command 0x1001 tx timeout [ 1208.726144][T12970] Bluetooth: hci6: sending frame failed (-49) [ 1210.799439][ T4850] Bluetooth: hci6: command 0x1009 tx timeout 16:43:05 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000100)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000040)=0xf) r2 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0) preadv(r2, &(0x7f0000000280), 0x1, 0x0, 0x0) ioctl$KDADDIO(r1, 0x400455c8, 0x4) ioctl$TIOCSETD(r1, 0x5412, &(0x7f0000000080)=0x16) mmap(&(0x7f000006b000/0x3000)=nil, 0x3000, 0xa, 0x11, r0, 0x785c3000) ioctl$KDADDIO(r0, 0x4b34, 0x8001) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) sendmsg$inet(r0, &(0x7f0000000140)={&(0x7f0000000100)={0x2, 0x4e24, @broadcast}, 0x10, &(0x7f0000000100)}, 0x68040) ioctl$VIDIOC_G_EXT_CTRLS(r0, 0xc0205647, &(0x7f00000001c0)={0xf020000, 0x434d4302, 0x2, r0, 0x0, &(0x7f0000000180)={0x9a0918, 0x3, [], @ptr}}) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) recvmsg$kcm(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) renameat(0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', r0, &(0x7f0000000240)='./file0\x00') 16:43:05 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick=0xffffff92, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:43:05 executing program 5 (fault-call:4 fault-nth:95): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:43:05 executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_LAPIC(r2, 0xc008ae88, &(0x7f0000001a40)={"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"}) preadv(r2, &(0x7f00000023c0)=[{&(0x7f0000000100)=""/199, 0xc7}, {&(0x7f0000000040)=""/26, 0x1a}, {&(0x7f0000000200)=""/250, 0xfa}, {&(0x7f0000000300)=""/4096, 0x1000}, {&(0x7f0000001300)=""/4096, 0x1000}, {&(0x7f0000002300)=""/109, 0x6d}, {&(0x7f0000002380)=""/42, 0x2a}], 0x7, 0x2, 0x20) r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) r4 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r5 = ioctl$KVM_CREATE_VM(r4, 0xae01, 0x0) ioctl$KVM_CREATE_VCPU(r5, 0xae41, 0x0) ioctl$BTRFS_IOC_RM_DEV_V2(r1, 0x5000943a, &(0x7f00000024c0)={{r5}, 0x0, 0x8, @inherit={0x78, &(0x7f0000002440)={0x1, 0x6, 0x495, 0x1, {0x0, 0x7fff, 0x80, 0x4, 0x395}, [0xf7f3, 0x7, 0x100000000, 0x6, 0x5, 0x1]}}, @subvolid}) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0) preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) fdatasync(r3) r6 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) r7 = syz_init_net_socket$llc(0x1a, 0x1, 0x0) sendmsg$can_bcm(r7, &(0x7f0000000000)={&(0x7f0000000200), 0x10, &(0x7f00000002c0)={0x0}}, 0x0) sendmmsg(r7, &(0x7f0000001380), 0x3fffffffffffeed, 0x0) ioctl$sock_TIOCINQ(r7, 0x541b, &(0x7f00000034c0)) write$sequencer(r6, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:43:05 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) 16:43:05 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}, 0x7ff}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e1d, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000100)={0x0, @in={{0x2, 0x4e22, @broadcast}}}, &(0x7f0000001c40)=0x84) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000080)={r1, 0x2c, &(0x7f0000000000)=[@in={0x2, 0x4e22, @remote}, @in6={0xa, 0x4e22, 0x51, @remote, 0x10001}]}, &(0x7f00000001c0)=0x10) 16:43:05 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick=0xffffff93, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) 16:43:05 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) [ 1214.790746][T13658] FAULT_INJECTION: forcing a failure. [ 1214.790746][T13658] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1214.815777][T13661] ================================================================== [ 1214.824433][T13661] BUG: KCSAN: data-race in snd_timer_interrupt / snd_timer_pause [ 1214.832143][T13661] [ 1214.834462][T13661] write to 0xffff888026f81610 of 4 bytes by interrupt on cpu 1: [ 1214.842078][T13661] snd_timer_interrupt+0x6a3/0xb40 [ 1214.847179][T13661] snd_hrtimer_callback+0x13f/0x220 [ 1214.852503][T13661] __run_hrtimer+0x163/0x460 [ 1214.857082][T13661] hrtimer_interrupt+0x380/0xaf0 [ 1214.862225][T13661] __sysvec_apic_timer_interrupt+0x6f/0x200 [ 1214.868143][T13661] sysvec_apic_timer_interrupt+0x69/0x80 [ 1214.873763][T13661] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 1214.879720][T13661] kcsan_setup_watchpoint+0x436/0x470 [ 1214.885069][T13661] tomoyo_check_acl+0xad/0x220 [ 1214.889829][T13661] tomoyo_path_perm+0x22f/0x330 [ 1214.894762][T13661] tomoyo_inode_getattr+0x18/0x20 [ 1214.899893][T13661] security_inode_getattr+0x7f/0xd0 [ 1214.905091][T13661] vfs_statx+0xf8/0x290 [ 1214.909244][T13661] __se_sys_newfstatat+0x4c/0x250 [ 1214.914249][T13661] __x64_sys_newfstatat+0x51/0x60 [ 1214.919367][T13661] do_syscall_64+0x39/0x80 [ 1214.923768][T13661] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1214.929655][T13661] [ 1214.931958][T13661] read to 0xffff888026f81610 of 4 bytes by task 13661 on cpu 0: [ 1214.939579][T13661] snd_timer_pause+0x13/0x50 [ 1214.944171][T13661] snd_seq_timer_stop+0x8e/0xb0 [ 1214.949006][T13661] snd_seq_control_queue+0x36a/0x540 [ 1214.954373][T13661] event_input_timer+0x1e/0x30 [ 1214.959127][T13661] snd_seq_deliver_single_event+0x31e/0x4f0 [ 1214.965002][T13661] snd_seq_deliver_event+0x18b/0x4a0 [ 1214.970298][T13661] snd_seq_kernel_client_dispatch+0x16f/0x190 [ 1214.976558][T13661] snd_seq_oss_timer_start+0xb5/0x1d0 [ 1214.981948][T13661] snd_seq_oss_process_event+0xcde/0xf30 [ 1214.987580][T13661] snd_seq_oss_write+0x319/0x550 [ 1214.992514][T13661] odev_write+0x45/0x60 [ 1214.996663][T13661] vfs_write+0x223/0x7e0 [ 1215.000896][T13661] ksys_write+0xce/0x180 [ 1215.005123][T13661] __x64_sys_write+0x3e/0x50 [ 1215.009691][T13661] do_syscall_64+0x39/0x80 [ 1215.014084][T13661] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1215.019962][T13661] [ 1215.022521][T13661] Reported by Kernel Concurrency Sanitizer on: [ 1215.028919][T13661] CPU: 0 PID: 13661 Comm: syz-executor.2 Not tainted 5.12.0-rc4-syzkaller #0 [ 1215.037773][T13661] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1215.047812][T13661] ================================================================== [ 1215.068521][T13662] Bluetooth: hci6: Frame reassembly failed (-84) [ 1215.073793][ T24] Bluetooth: hci6: Frame reassembly failed (-84) 16:43:05 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r1, &(0x7f0000001800)={&(0x7f0000001640), 0xc, &(0x7f0000001740)={&(0x7f0000001680)=@mpls_getnetconf={0x2c, 0x52, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0x3}, @NETCONFA_IFINDEX={0x8}, @IGNORE_ROUTES_WITH_LINKDOWN={0x8, 0x6, 0xfffffffb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x40000000) getsockname$packet(r1, &(0x7f0000000040)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @multicast}, &(0x7f0000000100)=0x14) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r2 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sequencer(r2, &(0x7f00000000c0)=[@e={0xff, 0xa, 0x0, 0x0, @SEQ_NOTEON=@special}, @x={0x94, 0x0, "03ca93b405e1"}, @echo, @l], 0x1c) 16:43:05 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) write$sndseq(r1, &(0x7f00000001c0)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote={{0x81, 0x6}}}, {0x0, 0x0, 0x0, 0x0, @tick=0xffffff94, {0x5}, {0x81}, @result}, {0x4, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x0, 0x0}}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @addr}], 0x70) [ 1215.151193][T13658] CPU: 1 PID: 13658 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1215.159978][T13658] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1215.170047][T13658] Call Trace: [ 1215.173395][T13658] dump_stack+0x137/0x19d [ 1215.177790][T13658] should_fail+0x23c/0x250 [ 1215.182263][T13658] should_fail_usercopy+0x16/0x20 [ 1215.187306][T13658] _copy_from_user+0x1c/0xd0 [ 1215.191925][T13658] snd_seq_oss_write+0x36f/0x550 [ 1215.196869][T13658] ? odev_read+0x60/0x60 [ 1215.201174][T13658] odev_write+0x45/0x60 [ 1215.205314][T13658] vfs_write+0x223/0x7e0 [ 1215.209542][T13658] ? __fget_light+0x219/0x260 [ 1215.214324][T13658] ksys_write+0xce/0x180 [ 1215.218565][T13658] __x64_sys_write+0x3e/0x50 [ 1215.223186][T13658] do_syscall_64+0x39/0x80 [ 1215.227598][T13658] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1215.233558][T13658] RIP: 0033:0x466459 [ 1215.237463][T13658] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1215.257061][T13658] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1215.265501][T13658] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1215.273464][T13658] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1215.281517][T13658] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1215.289468][T13658] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1215.297428][T13658] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 16:43:06 executing program 1: r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='./file0\x00', 0xc88102, 0x24) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x1, 0x0, 0x0) recvmsg$kcm(r0, &(0x7f00000001c0)={&(0x7f0000000300)=@hci, 0x80, &(0x7f0000001500)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/124, 0x7c}, {&(0x7f0000000040)=""/57, 0x39}, {&(0x7f0000000140)=""/41, 0x29}], 0x5, &(0x7f0000001580)=""/187, 0xbb}, 0x2100) sendmsg$can_bcm(r0, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000016c0)={&(0x7f0000001780)=ANY=[@ANYBLOB="06100000000100abaea6000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0300002001000000010000400a0600eca0fb0af4b69c4bb783c133dfdd59b435241eda873d913d833b7bbd3ef2618aaabec992c2681f5ef9335e5a91246dfd10092b01"], 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040800) sendmsg$nl_route(r0, &(0x7f0000001800)={&(0x7f0000001bc0), 0xc, &(0x7f0000001740)={&(0x7f0000001c80)=ANY=[@ANYBLOB="2c0000005200000425bd7000fbdbdf251c080006000300000008000100", @ANYRES32=0x0, @ANYBLOB="7b2b1bded367fbffffff00cdea3551acefaee19871bee13e5b0a933546b3c0cd72658e1a44f73f83eafab0484b19599878195e2194f81c93bd3f562ab4d168eb597329ae3413876ae2af407b5be3a371943e44be2e66b743d215bb6f977246c8d45c7fe05fbdfaccd050a0fb0585af8a8a131026015eeb94613eefc26a6d9fa63f63ee273a767c2014ca3e4176c02e33a041ddf20aebc72f6418efffa2e1eab8582a565e046cc40f89195caaec417e4d5981fe396093215acd9c2ac53f8ee78023ce5594e4"], 0x2c}, 0x1, 0x0, 0x0, 0x40885}, 0x40000000) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000680)='nl80211\x00', 0xffffffffffffffff) r3 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f0000000e40)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_JOIN_IBSS(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000180)={0x38, r2, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r4}, @void}}, [@NL80211_ATTR_PRIVACY={0x4}, @NL80211_ATTR_CONTROL_PORT_OVER_NL80211={0x4}, @NL80211_ATTR_SSID={0xa, 0x34, @default_ibss_ssid}, @chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x971}]]}, 0x38}}, 0x0) sendmsg$NL80211_CMD_SET_BSS(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r2, 0x400, 0x70bd2c, 0x8001, {{}, {@val={0x8}, @void}}, [@NL80211_ATTR_BSS_HT_OPMODE={0x6, 0x6d, 0x8}]}, 0x24}, 0x1, 0x0, 0x0, 0x1}, 0x4040000) r5 = socket$inet6(0xa, 0x1, 0x8010000000000084) r6 = socket$inet(0x2, 0x2, 0x0) getsockopt$inet_pktinfo(r6, 0x0, 0x8, &(0x7f0000000040)={0x0, @local, @local}, &(0x7f0000000280)) sendmsg$BATADV_CMD_GET_GATEWAYS(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000500)={&(0x7f0000000100)={0x1c, 0x0, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r7}]}, 0x1c}}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000001b80)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000001b40)={&(0x7f0000001840)=@can_newroute={0x2cc, 0x18, 0x400, 0x70bd26, 0x25dfdbfd, {0x1d, 0x1, 0x1}, [@CGW_FILTER={0xc, 0xb, {{0x1, 0x1}, {0x3}}}, @CGW_CS_CRC8={0x11e, 0x6, {0x34, 0x3a, 0x62, 0x0, 0x0, "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", 0x2, "c9791561f2dea78d78ae690435dd3ee7edbcf7ea"}}, @CGW_CS_XOR={0x8, 0x5, {0x5, 0xfffffffffffffffe, 0x8, 0x20}}, @CGW_MOD_XOR={0x15, 0x3, {{{0x1, 0x1, 0x0, 0x1}, 0x2, 0x2, 0x0, 0x0, "d1d2899e1326158f"}, 0x1}}, @CGW_CS_XOR={0x8, 0x5, {0xffffffffffffffff, 0x8, 0xfffffffffffffffa, 0x8}}, @CGW_MOD_XOR={0x15, 0x3, {{{0x4, 0x1, 0x1, 0x1}, 0x3, 0x2, 0x0, 0x0, "3e93e90f2325296b"}, 0x6}}, @CGW_FILTER={0xc, 0xb, {{0x3, 0x1, 0x1}, {0x2, 0x1, 0x0, 0x1}}}, @CGW_MOD_XOR={0x15, 0x3, {{{0x4, 0x1, 0x1, 0x1}, 0x3, 0x1, 0x0, 0x0, "2f62e7a186a987aa"}, 0x2}}, @CGW_DST_IF={0x8, 0xa, r7}, @CGW_CS_CRC8={0x11e, 0x6, {0x70, 0x42, 0x5a, 0x1, 0xff, "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", 0x3, "413f7f5bf9b6b48c3b9147c6499a167ed511a94f"}}]}, 0x2cc}, 0x1, 0x0, 0x0, 0x80}, 0x24000081) bind$inet6(r5, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r5, &(0x7f0000000040)={0xa, 0x4e21, 0x0, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x38}}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r5, 0x84, 0x76, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f0000001c40)=0x84) 16:43:06 executing program 5 (fault-call:4 fault-nth:96): r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x88002, 0x0) fsetxattr$system_posix_acl(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={{}, {}, [{0x2, 0x4, 0xffffffffffffffff}], {0x4, 0x3}, [{0x8, 0x2, 0xee00}, {0x8, 0x4}, {}, {0x8, 0x1}], {0x10, 0x4}}, 0x4c, 0x2) write$sndseq(r1, &(0x7f0000000040)=[{0xff, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) [ 1215.406361][T13698] FAULT_INJECTION: forcing a failure. [ 1215.406361][T13698] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1215.422619][T13698] CPU: 1 PID: 13698 Comm: syz-executor.5 Not tainted 5.12.0-rc4-syzkaller #0 [ 1215.431477][T13698] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1215.441572][T13698] Call Trace: [ 1215.444842][T13698] dump_stack+0x137/0x19d [ 1215.449173][T13698] should_fail+0x23c/0x250 [ 1215.453580][T13698] should_fail_usercopy+0x16/0x20 [ 1215.458629][T13698] _copy_from_user+0x1c/0xd0 [ 1215.463226][T13698] snd_seq_oss_write+0x36f/0x550 [ 1215.468298][T13698] ? odev_read+0x60/0x60 [ 1215.472542][T13698] odev_write+0x45/0x60 [ 1215.476831][T13698] vfs_write+0x223/0x7e0 [ 1215.481341][T13698] ? __fget_light+0x219/0x260 [ 1215.486131][T13698] ksys_write+0xce/0x180 [ 1215.490473][T13698] __x64_sys_write+0x3e/0x50 [ 1215.495356][T13698] do_syscall_64+0x39/0x80 [ 1215.499778][T13698] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1215.505678][T13698] RIP: 0033:0x466459 [ 1215.509603][T13698] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1215.529355][T13698] RSP: 002b:00007fb98960f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1215.537848][T13698] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 1215.545820][T13698] RDX: 000000000000ff33 RSI: 0000000020000040 RDI: 0000000000000004 [ 1215.553783][T13698] RBP: 00007fb98960f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1215.561803][T13698] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1215.569790][T13698] R13: 00007ffe82d4227f R14: 00007fb98960f300 R15: 0000000000022000 [ 1217.118650][ T4850] Bluetooth: hci6: command 0x1003 tx timeout [ 1217.124695][T12970] Bluetooth: hci6: sending frame failed (-49) [ 1219.198512][T22269] Bluetooth: hci6: command 0x1001 tx timeout [ 1219.204697][T12970] Bluetooth: hci6: sending frame failed (-49) [ 1221.278259][ T3138] Bluetooth: hci6: command 0x1009 tx timeout