Warning: Permanently added '10.128.0.235' (ECDSA) to the list of known hosts. 2021/04/17 20:36:02 fuzzer started 2021/04/17 20:36:02 dialing manager at 10.128.0.163:40325 2021/04/17 20:36:05 syscalls: 1982 2021/04/17 20:36:05 code coverage: enabled 2021/04/17 20:36:05 comparison tracing: enabled 2021/04/17 20:36:05 extra coverage: enabled 2021/04/17 20:36:05 setuid sandbox: enabled 2021/04/17 20:36:05 namespace sandbox: enabled 2021/04/17 20:36:05 Android sandbox: enabled 2021/04/17 20:36:05 fault injection: enabled 2021/04/17 20:36:05 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2021/04/17 20:36:05 net packet injection: /dev/net/tun does not exist 2021/04/17 20:36:05 net device setup: enabled 2021/04/17 20:36:05 concurrency sanitizer: enabled 2021/04/17 20:36:05 devlink PCI setup: PCI device 0000:00:10.0 is not available 2021/04/17 20:36:05 USB emulation: /dev/raw-gadget does not exist 2021/04/17 20:36:05 hci packet injection: /dev/vhci does not exist 2021/04/17 20:36:05 wifi device emulation: /sys/class/mac80211_hwsim/ does not exist 2021/04/17 20:36:05 802.15.4 emulation: /sys/bus/platform/devices/mac802154_hwsim does not exist 2021/04/17 20:36:06 suppressing KCSAN reports in functions: '__xa_clear_mark' '__xa_set_mark' 'ext4_free_inodes_count' 'ext4_ext_insert_extent' 'xas_clear_mark' 'generic_write_end' 'fast_dput' 'blk_mq_dispatch_rq_list' 'blk_mq_sched_dispatch_requests' 'xas_find_marked' 'shmem_add_to_page_cache' '__ext4_new_inode' 'n_tty_receive_buf_common' '__ext4_update_other_inode_time' 'step_into' 'expire_timers' 'n_tty_receive_char_special' 'do_sys_poll' 'blk_mq_rq_ctx_init' 'ext4_free_inode' '__process_echoes' 'dd_has_work' 2021/04/17 20:36:06 fetching corpus: 0, signal 0/2000 (executing program) 2021/04/17 20:36:06 fetching corpus: 50, signal 13759/17536 (executing program) 2021/04/17 20:36:06 fetching corpus: 100, signal 22726/28111 (executing program) 2021/04/17 20:36:06 fetching corpus: 150, signal 26463/33467 (executing program) 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processes 20:36:24 executing program 0: clone(0x41fe, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = getpid() rt_tgsigqueueinfo(r0, r0, 0x10000000016, &(0x7f0000000280)) ptrace(0x10, r0) ptrace$setopts(0x4200, r0, 0x0, 0x8000e) 20:36:24 executing program 1: r0 = socket$inet6(0xa, 0x3, 0x5) setsockopt$inet6_IPV6_RTHDRDSTOPTS(r0, 0x29, 0x37, &(0x7f0000000300), 0x8) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$inet6_opts(r0, 0x29, 0x39, 0x0, &(0x7f0000000200)) 20:36:24 executing program 2: shmat(0x0, &(0x7f0000ff8000/0x8000)=nil, 0x4000) pkey_mprotect(&(0x7f0000ffc000/0x2000)=nil, 0x2000, 0x0, 0xffffffffffffffff) remap_file_pages(&(0x7f0000ff9000/0x2000)=nil, 0x2000, 0x0, 0x0, 0x0) syz_io_uring_setup(0x22dc, &(0x7f0000000040), &(0x7f0000ffb000/0x2000)=nil, &(0x7f0000ffb000/0x4000)=nil, &(0x7f0000000140), &(0x7f0000000100)) 20:36:24 executing program 5: setrlimit(0x2, &(0x7f0000000000)={0x0, 0xfffff7ffffffffff}) mprotect(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0xa) 20:36:24 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) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x8, &(0x7f0000000200)=[{&(0x7f0000010000)="200000004000000003000000290000000f000000000000000200000002000000008000000080000020000000e0f4655fe0f4655f0100ffff53ef010001000000dff4655f000000000000000001000000000000000b0000008000000008000000524700006201", 0x66, 0x400}, {&(0x7f0000010200)="010000000000050008", 0x9, 0x560}, {&(0x7f0000010300)="03", 0x1, 0x640}, {&(0x7f0000010400)="020000001200000022", 0x9, 0x1000}, {&(0x7f0000011a00)="504d4d00504d4dff", 0x8, 0x8000}, {&(0x7f0000000140)="111fc0d9", 0x4, 0x9000}, {&(0x7f0000013b00)="ed41000000100000dff4655fe0f4655fe0f4655f000000000000040008", 0x1d, 0x22080}, {&(0x7f0000013c00)="8081000000180000dff4655fdff4655fdff4655f00000000000001001000000010000800000000000af301000400000000000000000000000200000009", 0x3d, 0x22100}], 0x0, &(0x7f0000014900)) 20:36:24 executing program 4: pipe2(&(0x7f0000000000)={0xffffffffffffffff}, 0x0) read(r0, &(0x7f0000000080)=""/209, 0xd1) close_range(r0, 0xffffffffffffffff, 0x0) syzkaller login: [ 39.814738][ T25] audit: type=1400 audit(1618691784.838:8): avc: denied { execmem } for pid=1757 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 40.000186][ T1764] cgroup: Unknown subsys name 'perf_event' [ 40.020663][ T1764] cgroup: Unknown subsys name 'net_cls' [ 40.034396][ T1765] cgroup: Unknown subsys name 'perf_event' [ 40.045396][ T1766] cgroup: Unknown subsys name 'perf_event' [ 40.050679][ T1765] cgroup: Unknown subsys name 'net_cls' [ 40.065439][ T1766] cgroup: Unknown subsys name 'net_cls' [ 40.068179][ T1770] cgroup: Unknown subsys name 'perf_event' [ 40.074666][ T1769] cgroup: Unknown subsys name 'perf_event' [ 40.076958][ T1770] cgroup: Unknown subsys name 'net_cls' [ 40.083786][ T1771] cgroup: Unknown subsys name 'perf_event' [ 40.094667][ T1769] cgroup: Unknown subsys name 'net_cls' [ 40.104883][ T1771] cgroup: Unknown subsys name 'net_cls' [ 44.348215][ T4406] loop3: detected capacity change from 0 to 545 [ 44.388146][ T4406] EXT4-fs warning (device loop3): ext4_enable_quotas:6445: Failed to enable quota tracking (type=0, err=-22). Please run e2fsck to fix. [ 44.405979][ T4406] EXT4-fs (loop3): mount failed 20:36:29 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), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x8, &(0x7f0000000200)=[{&(0x7f0000010000)="200000004000000003000000290000000f000000000000000200000002000000008000000080000020000000e0f4655fe0f4655f0100ffff53ef010001000000dff4655f000000000000000001000000000000000b0000008000000008000000524700006201", 0x66, 0x400}, {&(0x7f0000010200)="010000000000050008", 0x9, 0x560}, {&(0x7f0000010300)="03", 0x1, 0x640}, {&(0x7f0000010400)="020000001200000022", 0x9, 0x1000}, {&(0x7f0000011a00)="504d4d00504d4dff", 0x8, 0x8000}, {&(0x7f0000000140)="111fc0d9", 0x4, 0x9000}, {&(0x7f0000013b00)="ed41000000100000dff4655fe0f4655fe0f4655f000000000000040008", 0x1d, 0x22080}, {&(0x7f0000013c00)="8081000000180000dff4655fdff4655fdff4655f00000000000001001000000010000800000000000af301000400000000000000000000000200000009", 0x3d, 0x22100}], 0x0, &(0x7f0000014900)) 20:36:29 executing program 5: setrlimit(0x2, &(0x7f0000000000)={0x0, 0xfffff7ffffffffff}) mprotect(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0xa) [ 44.518711][ T4486] loop3: detected capacity change from 0 to 545 20:36:29 executing program 5: setrlimit(0x2, &(0x7f0000000000)={0x0, 0xfffff7ffffffffff}) mprotect(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0xa) 20:36:29 executing program 4: pipe2(&(0x7f0000000000)={0xffffffffffffffff}, 0x0) read(r0, &(0x7f0000000080)=""/209, 0xd1) close_range(r0, 0xffffffffffffffff, 0x0) 20:36:29 executing program 1: r0 = socket$inet6(0xa, 0x3, 0x5) setsockopt$inet6_IPV6_RTHDRDSTOPTS(r0, 0x29, 0x37, &(0x7f0000000300), 0x8) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$inet6_opts(r0, 0x29, 0x39, 0x0, &(0x7f0000000200)) 20:36:29 executing program 5: setrlimit(0x2, &(0x7f0000000000)={0x0, 0xfffff7ffffffffff}) mprotect(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0xa) [ 44.555772][ T4486] EXT4-fs warning (device loop3): ext4_enable_quotas:6445: Failed to enable quota tracking (type=0, err=-22). Please run e2fsck to fix. [ 44.587495][ T4486] EXT4-fs (loop3): mount failed [ 44.683792][ T4539] mmap: syz-executor.2 (4539) uses deprecated remap_file_pages() syscall. See Documentation/vm/remap_file_pages.rst. 20:36:30 executing program 0: clone(0x41fe, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = getpid() rt_tgsigqueueinfo(r0, r0, 0x10000000016, &(0x7f0000000280)) ptrace(0x10, r0) ptrace$setopts(0x4200, r0, 0x0, 0x8000e) 20:36:30 executing program 1: r0 = socket$inet6(0xa, 0x3, 0x5) setsockopt$inet6_IPV6_RTHDRDSTOPTS(r0, 0x29, 0x37, &(0x7f0000000300), 0x8) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$inet6_opts(r0, 0x29, 0x39, 0x0, &(0x7f0000000200)) 20:36:30 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x8, &(0x7f0000000200)=[{&(0x7f0000010000)="200000004000000003000000290000000f000000000000000200000002000000008000000080000020000000e0f4655fe0f4655f0100ffff53ef010001000000dff4655f000000000000000001000000000000000b0000008000000008000000524700006201", 0x66, 0x400}, {&(0x7f0000010200)="010000000000050008", 0x9, 0x560}, {&(0x7f0000010300)="03", 0x1, 0x640}, {&(0x7f0000010400)="020000001200000022", 0x9, 0x1000}, {&(0x7f0000011a00)="504d4d00504d4dff", 0x8, 0x8000}, {&(0x7f0000000140)="111fc0d9", 0x4, 0x9000}, {&(0x7f0000013b00)="ed41000000100000dff4655fe0f4655fe0f4655f000000000000040008", 0x1d, 0x22080}, {&(0x7f0000013c00)="8081000000180000dff4655fdff4655fdff4655f00000000000001001000000010000800000000000af301000400000000000000000000000200000009", 0x3d, 0x22100}], 0x0, &(0x7f0000014900)) 20:36:30 executing program 5: r0 = syz_io_uring_setup(0x1, &(0x7f0000000080), &(0x7f0000000000/0xc00000)=nil, &(0x7f00000b0000)=nil, &(0x7f0000000280), &(0x7f0000000240)) syz_io_uring_setup(0x87, &(0x7f0000000180), &(0x7f00006d6000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000000000), &(0x7f0000000040)) io_uring_enter(r0, 0x7905, 0x0, 0x0, 0x0, 0x0) 20:36:30 executing program 4: pipe2(&(0x7f0000000000)={0xffffffffffffffff}, 0x0) read(r0, &(0x7f0000000080)=""/209, 0xd1) close_range(r0, 0xffffffffffffffff, 0x0) 20:36:30 executing program 2: openat$sndseq(0xffffffffffffff9c, &(0x7f0000000000)='/dev/snd/seq\x00', 0x0) 20:36:30 executing program 2: clone(0x20002004ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) syz_genetlink_get_family_id$tipc2(0x0, 0xffffffffffffffff) r0 = getpid() rt_tgsigqueueinfo(r0, r0, 0x15, &(0x7f0000000180)) ptrace(0x10, r0) ptrace$getregset(0x4204, r0, 0x202, &(0x7f0000000080)={0x0, 0xa0}) 20:36:30 executing program 1: r0 = socket$inet6(0xa, 0x3, 0x5) setsockopt$inet6_IPV6_RTHDRDSTOPTS(r0, 0x29, 0x37, &(0x7f0000000300), 0x8) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800007, 0x12, r1, 0x0) preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0) getsockopt$inet6_opts(r0, 0x29, 0x39, 0x0, &(0x7f0000000200)) 20:36:30 executing program 5: r0 = syz_io_uring_setup(0x1, &(0x7f0000000080), &(0x7f0000000000/0xc00000)=nil, &(0x7f00000b0000)=nil, &(0x7f0000000280), &(0x7f0000000240)) syz_io_uring_setup(0x87, &(0x7f0000000180), &(0x7f00006d6000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000000000), &(0x7f0000000040)) io_uring_enter(r0, 0x7905, 0x0, 0x0, 0x0, 0x0) [ 45.371141][ T4552] loop3: detected capacity change from 0 to 545 20:36:30 executing program 5: r0 = syz_io_uring_setup(0x1, &(0x7f0000000080), &(0x7f0000000000/0xc00000)=nil, &(0x7f00000b0000)=nil, &(0x7f0000000280), &(0x7f0000000240)) syz_io_uring_setup(0x87, &(0x7f0000000180), &(0x7f00006d6000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000000000), &(0x7f0000000040)) io_uring_enter(r0, 0x7905, 0x0, 0x0, 0x0, 0x0) 20:36:30 executing program 4: pipe2(&(0x7f0000000000)={0xffffffffffffffff}, 0x0) read(r0, &(0x7f0000000080)=""/209, 0xd1) close_range(r0, 0xffffffffffffffff, 0x0) 20:36:30 executing program 1: r0 = fsopen(&(0x7f0000000180)='proc\x00', 0x0) close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) fsconfig$FSCONFIG_SET_BINARY(r0, 0x2, &(0x7f0000000000)='proc\x00', &(0x7f0000000040)='2', 0x1) [ 45.419167][ T4552] EXT4-fs warning (device loop3): ext4_enable_quotas:6445: Failed to enable quota tracking (type=0, err=-22). Please run e2fsck to fix. [ 45.444606][ T4552] EXT4-fs (loop3): mount failed 20:36:31 executing program 0: clone(0x41fe, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = getpid() rt_tgsigqueueinfo(r0, r0, 0x10000000016, &(0x7f0000000280)) ptrace(0x10, r0) ptrace$setopts(0x4200, r0, 0x0, 0x8000e) 20:36:31 executing program 1: r0 = fsopen(&(0x7f0000000180)='proc\x00', 0x0) close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) fsconfig$FSCONFIG_SET_BINARY(r0, 0x2, &(0x7f0000000000)='proc\x00', &(0x7f0000000040)='2', 0x1) 20:36:31 executing program 5: r0 = syz_io_uring_setup(0x1, &(0x7f0000000080), &(0x7f0000000000/0xc00000)=nil, &(0x7f00000b0000)=nil, &(0x7f0000000280), &(0x7f0000000240)) syz_io_uring_setup(0x87, &(0x7f0000000180), &(0x7f00006d6000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000000000), &(0x7f0000000040)) io_uring_enter(r0, 0x7905, 0x0, 0x0, 0x0, 0x0) 20:36:31 executing program 3: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x8, &(0x7f0000000200)=[{&(0x7f0000010000)="200000004000000003000000290000000f000000000000000200000002000000008000000080000020000000e0f4655fe0f4655f0100ffff53ef010001000000dff4655f000000000000000001000000000000000b0000008000000008000000524700006201", 0x66, 0x400}, {&(0x7f0000010200)="010000000000050008", 0x9, 0x560}, {&(0x7f0000010300)="03", 0x1, 0x640}, {&(0x7f0000010400)="020000001200000022", 0x9, 0x1000}, {&(0x7f0000011a00)="504d4d00504d4dff", 0x8, 0x8000}, {&(0x7f0000000140)="111fc0d9", 0x4, 0x9000}, {&(0x7f0000013b00)="ed41000000100000dff4655fe0f4655fe0f4655f000000000000040008", 0x1d, 0x22080}, {&(0x7f0000013c00)="8081000000180000dff4655fdff4655fdff4655f00000000000001001000000010000800000000000af301000400000000000000000000000200000009", 0x3d, 0x22100}], 0x0, &(0x7f0000014900)) 20:36:31 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_ADD(r0, 0x40286608, &(0x7f0000000040)={0x5, 0x0, 0x0, 0x4}) 20:36:31 executing program 2: clone(0x20002004ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) syz_genetlink_get_family_id$tipc2(0x0, 0xffffffffffffffff) r0 = getpid() rt_tgsigqueueinfo(r0, r0, 0x15, &(0x7f0000000180)) ptrace(0x10, r0) ptrace$getregset(0x4204, r0, 0x202, &(0x7f0000000080)={0x0, 0xa0}) 20:36:31 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x6, 0x8d}, 0x0) r0 = getpid() sched_setattr(r0, &(0x7f0000000040)={0x38, 0x2, 0x0, 0x0, 0x5}, 0x0) recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0) pipe(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$setpipe(0xffffffffffffffff, 0x407, 0x0) write(r2, &(0x7f0000000340), 0x41395527) vmsplice(r1, &(0x7f0000000000)=[{&(0x7f0000000500), 0x3528a9c0}], 0x1, 0x0) r3 = open(&(0x7f0000000200)='./bus\x00', 0x141042, 0x0) r4 = creat(&(0x7f00000001c0)='./bus\x00', 0x0) lseek(r4, 0x4200, 0x2) r5 = creat(&(0x7f0000000000)='./bus\x00', 0x0) io_setup(0x1ff, &(0x7f0000000400)=0x0) io_submit(r6, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x0, 0x0, 0x1, 0x0, r5, &(0x7f00000002c0)="da", 0x1}]) r7 = open(&(0x7f0000000140)='./bus\x00', 0x0, 0x0) sendfile(r4, r7, 0x0, 0x8400fffffffb) sendfile(r3, r3, 0x0, 0x8080ffffff80) [ 46.216870][ T4614] EXT4-fs warning (device sda1): verify_group_input:132: Cannot add at group 5 (only 16 groups) 20:36:31 executing program 1: r0 = fsopen(&(0x7f0000000180)='proc\x00', 0x0) close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) fsconfig$FSCONFIG_SET_BINARY(r0, 0x2, &(0x7f0000000000)='proc\x00', &(0x7f0000000040)='2', 0x1) 20:36:31 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_ADD(r0, 0x40286608, &(0x7f0000000040)={0x5, 0x0, 0x0, 0x4}) [ 46.258459][ T4623] loop3: detected capacity change from 0 to 545 [ 46.283653][ T4636] EXT4-fs warning (device sda1): verify_group_input:132: Cannot add at group 5 (only 16 groups) 20:36:31 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_ADD(r0, 0x40286608, &(0x7f0000000040)={0x5, 0x0, 0x0, 0x4}) 20:36:31 executing program 1: r0 = fsopen(&(0x7f0000000180)='proc\x00', 0x0) close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) fsconfig$FSCONFIG_SET_BINARY(r0, 0x2, &(0x7f0000000000)='proc\x00', &(0x7f0000000040)='2', 0x1) [ 46.309333][ T4623] EXT4-fs warning (device loop3): ext4_enable_quotas:6445: Failed to enable quota tracking (type=0, err=-22). Please run e2fsck to fix. [ 46.333874][ T4623] EXT4-fs (loop3): mount failed [ 46.339174][ T4650] EXT4-fs warning (device sda1): verify_group_input:132: Cannot add at group 5 (only 16 groups) 20:36:31 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) ioctl$EXT4_IOC_GROUP_ADD(r0, 0x40286608, &(0x7f0000000040)={0x5, 0x0, 0x0, 0x4}) [ 46.396058][ T4657] EXT4-fs warning (device sda1): verify_group_input:132: Cannot add at group 5 (only 16 groups) [ 46.750369][ T4653] ================================================================== [ 46.758465][ T4653] BUG: KCSAN: data-race in ext4_ext_handle_unwritten_extents / ext4_mark_iloc_dirty [ 46.767838][ T4653] [ 46.770159][ T4653] write to 0xffff8881061da1a8 of 2 bytes by task 8 on cpu 1: [ 46.777557][ T4653] ext4_ext_handle_unwritten_extents+0x659/0xaa0 [ 46.783974][ T4653] ext4_ext_map_blocks+0x719/0x1f00 [ 46.789673][ T4653] ext4_map_blocks+0x70d/0xef0 [ 46.794428][ T4653] ext4_convert_unwritten_extents+0x15a/0x2c0 [ 46.800488][ T4653] ext4_convert_unwritten_io_end_vec+0xa4/0x130 [ 46.806716][ T4653] ext4_end_io_rsv_work+0x198/0x360 [ 46.811921][ T4653] process_one_work+0x3e9/0x8f0 [ 46.816772][ T4653] worker_thread+0x636/0xae0 [ 46.822661][ T4653] kthread+0x1d0/0x1f0 [ 46.826708][ T4653] ret_from_fork+0x1f/0x30 [ 46.831118][ T4653] [ 46.833435][ T4653] read to 0xffff8881061da1a8 of 4 bytes by task 4653 on cpu 0: [ 46.840968][ T4653] ext4_mark_iloc_dirty+0xde3/0x1750 [ 46.846262][ T4653] __ext4_mark_inode_dirty+0x4db/0x5b0 [ 46.851719][ T4653] ext4_dirty_inode+0x86/0xa0 [ 46.856376][ T4653] __mark_inode_dirty+0x77/0x6c0 [ 46.861295][ T4653] generic_write_end+0x157/0x180 [ 46.866229][ T4653] ext4_da_write_end+0x59b/0x730 [ 46.871145][ T4653] generic_perform_write+0x23e/0x3a0 [ 46.876408][ T4653] ext4_buffered_write_iter+0x2f2/0x3f0 [ 46.881949][ T4653] ext4_file_write_iter+0x2e7/0x11d0 [ 46.887311][ T4653] do_iter_readv_writev+0x2cb/0x360 [ 46.893548][ T4653] do_iter_write+0x112/0x4c0 [ 46.898133][ T4653] vfs_iter_write+0x4c/0x70 [ 46.902632][ T4653] iter_file_splice_write+0x40a/0x750 [ 46.914433][ T4653] direct_splice_actor+0x80/0xa0 [ 46.919439][ T4653] splice_direct_to_actor+0x345/0x650 [ 46.924796][ T4653] do_splice_direct+0xf5/0x170 [ 46.935975][ T4653] do_sendfile+0x773/0xda0 [ 46.940405][ T4653] __x64_sys_sendfile64+0xf2/0x130 [ 46.945515][ T4653] do_syscall_64+0x34/0x50 [ 46.949931][ T4653] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 46.955934][ T4653] [ 46.958244][ T4653] Reported by Kernel Concurrency Sanitizer on: [ 46.978347][ T4653] CPU: 0 PID: 4653 Comm: syz-executor.5 Not tainted 5.12.0-rc7-syzkaller #0 [ 46.987437][ T4653] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.997842][ T4653] ================================================================== 20:36:32 executing program 0: clone(0x41fe, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = getpid() rt_tgsigqueueinfo(r0, r0, 0x10000000016, &(0x7f0000000280)) ptrace(0x10, r0) ptrace$setopts(0x4200, r0, 0x0, 0x8000e) 20:36:32 executing program 1: mmap(&(0x7f0000001000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000080)='./file0\x00', 0x0) ioctl$FS_IOC_GETFSMAP(r0, 0xc0c0583b, &(0x7f00000001c0)={0x0, 0x252a, 0x8ad6, 0x3000000, [], [{0x0, 0x0, 0x0, 0x0, 0x0, 0x22000000}, {0x801, 0x0, 0x80000001}]}) 20:36:32 executing program 4: r0 = socket$inet6(0xa, 0x3, 0x8) sendmmsg$inet6(r0, &(0x7f0000000380)=[{{&(0x7f0000000000)={0xa, 0x0, 0x0, @remote}, 0x1c, 0x0}}, {{&(0x7f0000000040)={0xa, 0x0, 0x0, @dev}, 0x1c, 0x0, 0x0, &(0x7f0000001780)=[@hopopts_2292={{0x18}}, @hopopts={{0x18}}], 0x30}}], 0x2, 0x0) 20:36:32 executing program 3: pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) readv(r0, &(0x7f00000016c0)=[{&(0x7f0000000100)=""/116, 0x74}], 0x1) write$binfmt_misc(r1, 0x0, 0xfffffc7b) close(r1) 20:36:32 executing program 2: clone(0x20002004ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) syz_genetlink_get_family_id$tipc2(0x0, 0xffffffffffffffff) r0 = getpid() rt_tgsigqueueinfo(r0, r0, 0x15, &(0x7f0000000180)) ptrace(0x10, r0) ptrace$getregset(0x4204, r0, 0x202, &(0x7f0000000080)={0x0, 0xa0}) 20:36:32 executing program 0: r0 = socket(0x10, 0x803, 0x0) sendto(r0, &(0x7f0000000000)="120000001a00e5ff007b00000000008000a1", 0x12, 0x0, 0x0, 0x0) setsockopt$sock_int(r0, 0x1, 0x10, &(0x7f0000000280)=0x85aa, 0x4) recvmsg(0xffffffffffffffff, &(0x7f0000004440)={0x0, 0x0, &(0x7f00000043c0)=[{&(0x7f0000000340)=""/147, 0x93}, {0x0}, {0x0}, {0x0}, {0x0}, {&(0x7f0000004340)=""/72, 0x48}], 0x6}, 0x0) setsockopt$sock_int(r0, 0x1, 0x21, &(0x7f0000000040), 0x4) recvmmsg(r0, &(0x7f0000004000)=[{{0x0, 0x0, 0x0, 0x0, &(0x7f0000000600)=""/76, 0x4c}}, {{0x0, 0x0, 0x0}}], 0x2, 0x100000002, 0x0) 20:36:32 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x6, 0x8d}, 0x0) r0 = getpid() sched_setattr(r0, &(0x7f0000000040)={0x38, 0x2, 0x0, 0x0, 0x5}, 0x0) recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0) pipe(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$setpipe(0xffffffffffffffff, 0x407, 0x0) write(r2, &(0x7f0000000340), 0x41395527) vmsplice(r1, &(0x7f0000000000)=[{&(0x7f0000000500), 0x3528a9c0}], 0x1, 0x0) r3 = open(&(0x7f0000000200)='./bus\x00', 0x141042, 0x0) r4 = creat(&(0x7f00000001c0)='./bus\x00', 0x0) lseek(r4, 0x4200, 0x2) r5 = creat(&(0x7f0000000000)='./bus\x00', 0x0) io_setup(0x1ff, &(0x7f0000000400)=0x0) io_submit(r6, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x0, 0x0, 0x1, 0x0, r5, &(0x7f00000002c0)="da", 0x1}]) r7 = open(&(0x7f0000000140)='./bus\x00', 0x0, 0x0) sendfile(r4, r7, 0x0, 0x8400fffffffb) sendfile(r3, r3, 0x0, 0x8080ffffff80) 20:36:32 executing program 3: pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) readv(r0, &(0x7f00000016c0)=[{&(0x7f0000000100)=""/116, 0x74}], 0x1) write$binfmt_misc(r1, 0x0, 0xfffffc7b) close(r1) 20:36:32 executing program 4: r0 = socket$inet6(0xa, 0x3, 0x8) sendmmsg$inet6(r0, &(0x7f0000000380)=[{{&(0x7f0000000000)={0xa, 0x0, 0x0, @remote}, 0x1c, 0x0}}, {{&(0x7f0000000040)={0xa, 0x0, 0x0, @dev}, 0x1c, 0x0, 0x0, &(0x7f0000001780)=[@hopopts_2292={{0x18}}, @hopopts={{0x18}}], 0x30}}], 0x2, 0x0) 20:36:32 executing program 1: mmap(&(0x7f0000001000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000080)='./file0\x00', 0x0) ioctl$FS_IOC_GETFSMAP(r0, 0xc0c0583b, &(0x7f00000001c0)={0x0, 0x252a, 0x8ad6, 0x3000000, [], [{0x0, 0x0, 0x0, 0x0, 0x0, 0x22000000}, {0x801, 0x0, 0x80000001}]}) 20:36:32 executing program 0: r0 = socket(0x10, 0x803, 0x0) sendto(r0, &(0x7f0000000000)="120000001a00e5ff007b00000000008000a1", 0x12, 0x0, 0x0, 0x0) setsockopt$sock_int(r0, 0x1, 0x10, &(0x7f0000000280)=0x85aa, 0x4) recvmsg(0xffffffffffffffff, &(0x7f0000004440)={0x0, 0x0, &(0x7f00000043c0)=[{&(0x7f0000000340)=""/147, 0x93}, {0x0}, {0x0}, {0x0}, {0x0}, {&(0x7f0000004340)=""/72, 0x48}], 0x6}, 0x0) setsockopt$sock_int(r0, 0x1, 0x21, &(0x7f0000000040), 0x4) recvmmsg(r0, &(0x7f0000004000)=[{{0x0, 0x0, 0x0, 0x0, &(0x7f0000000600)=""/76, 0x4c}}, {{0x0, 0x0, 0x0}}], 0x2, 0x100000002, 0x0) 20:36:32 executing program 1: mmap(&(0x7f0000001000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000080)='./file0\x00', 0x0) ioctl$FS_IOC_GETFSMAP(r0, 0xc0c0583b, &(0x7f00000001c0)={0x0, 0x252a, 0x8ad6, 0x3000000, [], [{0x0, 0x0, 0x0, 0x0, 0x0, 0x22000000}, {0x801, 0x0, 0x80000001}]}) 20:36:32 executing program 4: r0 = socket$inet6(0xa, 0x3, 0x8) sendmmsg$inet6(r0, &(0x7f0000000380)=[{{&(0x7f0000000000)={0xa, 0x0, 0x0, @remote}, 0x1c, 0x0}}, {{&(0x7f0000000040)={0xa, 0x0, 0x0, @dev}, 0x1c, 0x0, 0x0, &(0x7f0000001780)=[@hopopts_2292={{0x18}}, @hopopts={{0x18}}], 0x30}}], 0x2, 0x0) 20:36:32 executing program 0: r0 = socket(0x10, 0x803, 0x0) sendto(r0, &(0x7f0000000000)="120000001a00e5ff007b00000000008000a1", 0x12, 0x0, 0x0, 0x0) setsockopt$sock_int(r0, 0x1, 0x10, &(0x7f0000000280)=0x85aa, 0x4) recvmsg(0xffffffffffffffff, &(0x7f0000004440)={0x0, 0x0, &(0x7f00000043c0)=[{&(0x7f0000000340)=""/147, 0x93}, {0x0}, {0x0}, {0x0}, {0x0}, {&(0x7f0000004340)=""/72, 0x48}], 0x6}, 0x0) setsockopt$sock_int(r0, 0x1, 0x21, &(0x7f0000000040), 0x4) recvmmsg(r0, &(0x7f0000004000)=[{{0x0, 0x0, 0x0, 0x0, &(0x7f0000000600)=""/76, 0x4c}}, {{0x0, 0x0, 0x0}}], 0x2, 0x100000002, 0x0) 20:36:32 executing program 1: mmap(&(0x7f0000001000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000080)='./file0\x00', 0x0) ioctl$FS_IOC_GETFSMAP(r0, 0xc0c0583b, &(0x7f00000001c0)={0x0, 0x252a, 0x8ad6, 0x3000000, [], [{0x0, 0x0, 0x0, 0x0, 0x0, 0x22000000}, {0x801, 0x0, 0x80000001}]}) 20:36:32 executing program 4: r0 = socket$inet6(0xa, 0x3, 0x8) sendmmsg$inet6(r0, &(0x7f0000000380)=[{{&(0x7f0000000000)={0xa, 0x0, 0x0, @remote}, 0x1c, 0x0}}, {{&(0x7f0000000040)={0xa, 0x0, 0x0, @dev}, 0x1c, 0x0, 0x0, &(0x7f0000001780)=[@hopopts_2292={{0x18}}, @hopopts={{0x18}}], 0x30}}], 0x2, 0x0) 20:36:33 executing program 2: clone(0x20002004ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) syz_genetlink_get_family_id$tipc2(0x0, 0xffffffffffffffff) r0 = getpid() rt_tgsigqueueinfo(r0, r0, 0x15, &(0x7f0000000180)) ptrace(0x10, r0) ptrace$getregset(0x4204, r0, 0x202, &(0x7f0000000080)={0x0, 0xa0}) 20:36:33 executing program 3: pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) readv(r0, &(0x7f00000016c0)=[{&(0x7f0000000100)=""/116, 0x74}], 0x1) write$binfmt_misc(r1, 0x0, 0xfffffc7b) close(r1) 20:36:33 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x6, 0x8d}, 0x0) r0 = getpid() sched_setattr(r0, &(0x7f0000000040)={0x38, 0x2, 0x0, 0x0, 0x5}, 0x0) recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0) pipe(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$setpipe(0xffffffffffffffff, 0x407, 0x0) write(r2, &(0x7f0000000340), 0x41395527) vmsplice(r1, &(0x7f0000000000)=[{&(0x7f0000000500), 0x3528a9c0}], 0x1, 0x0) r3 = open(&(0x7f0000000200)='./bus\x00', 0x141042, 0x0) r4 = creat(&(0x7f00000001c0)='./bus\x00', 0x0) lseek(r4, 0x4200, 0x2) r5 = creat(&(0x7f0000000000)='./bus\x00', 0x0) io_setup(0x1ff, &(0x7f0000000400)=0x0) io_submit(r6, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x0, 0x0, 0x1, 0x0, r5, &(0x7f00000002c0)="da", 0x1}]) r7 = open(&(0x7f0000000140)='./bus\x00', 0x0, 0x0) sendfile(r4, r7, 0x0, 0x8400fffffffb) sendfile(r3, r3, 0x0, 0x8080ffffff80) 20:36:34 executing program 0: r0 = socket(0x10, 0x803, 0x0) sendto(r0, &(0x7f0000000000)="120000001a00e5ff007b00000000008000a1", 0x12, 0x0, 0x0, 0x0) setsockopt$sock_int(r0, 0x1, 0x10, &(0x7f0000000280)=0x85aa, 0x4) recvmsg(0xffffffffffffffff, &(0x7f0000004440)={0x0, 0x0, &(0x7f00000043c0)=[{&(0x7f0000000340)=""/147, 0x93}, {0x0}, {0x0}, {0x0}, {0x0}, {&(0x7f0000004340)=""/72, 0x48}], 0x6}, 0x0) setsockopt$sock_int(r0, 0x1, 0x21, &(0x7f0000000040), 0x4) recvmmsg(r0, &(0x7f0000004000)=[{{0x0, 0x0, 0x0, 0x0, &(0x7f0000000600)=""/76, 0x4c}}, {{0x0, 0x0, 0x0}}], 0x2, 0x100000002, 0x0) 20:36:34 executing program 1: pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) readv(r0, &(0x7f00000016c0)=[{&(0x7f0000000100)=""/116, 0x74}], 0x1) write$binfmt_misc(r1, 0x0, 0xfffffc7b) close(r1) 20:36:34 executing program 4: pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) readv(r0, &(0x7f00000016c0)=[{&(0x7f0000000100)=""/116, 0x74}], 0x1) write$binfmt_misc(r1, 0x0, 0xfffffc7b) close(r1) 20:36:34 executing program 3: pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) readv(r0, &(0x7f00000016c0)=[{&(0x7f0000000100)=""/116, 0x74}], 0x1) write$binfmt_misc(r1, 0x0, 0xfffffc7b) close(r1) 20:36:34 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket(0xa, 0x80002, 0x0) setsockopt$inet_int(r1, 0x0, 0xb, &(0x7f00000000c0)=0x11002, 0x4) sendto$inet(r1, 0x0, 0xffe5, 0x0, &(0x7f0000000000)={0x2, 0x4e20}, 0x10) recvmsg(r1, &(0x7f00000024c0)={0x0, 0x0, 0x0}, 0x12000) ioctl$SIOCGSTAMP(r1, 0x8906, 0x0) 20:36:34 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket(0xa, 0x80002, 0x0) setsockopt$inet_int(r1, 0x0, 0xb, &(0x7f00000000c0)=0x11002, 0x4) sendto$inet(r1, 0x0, 0xffe5, 0x0, &(0x7f0000000000)={0x2, 0x4e20}, 0x10) recvmsg(r1, &(0x7f00000024c0)={0x0, 0x0, 0x0}, 0x12000) ioctl$SIOCGSTAMP(r1, 0x8906, 0x0) 20:36:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = syz_open_dev$sg(&(0x7f00000000c0)='/dev/sg#\x00', 0x0, 0x20b00) ioctl$SG_SCSI_RESET(r1, 0x2284, 0x0) 20:36:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = syz_open_dev$sg(&(0x7f00000000c0)='/dev/sg#\x00', 0x0, 0x20b00) ioctl$SG_SCSI_RESET(r1, 0x2284, 0x0) 20:36:34 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket(0xa, 0x80002, 0x0) setsockopt$inet_int(r1, 0x0, 0xb, &(0x7f00000000c0)=0x11002, 0x4) sendto$inet(r1, 0x0, 0xffe5, 0x0, &(0x7f0000000000)={0x2, 0x4e20}, 0x10) recvmsg(r1, &(0x7f00000024c0)={0x0, 0x0, 0x0}, 0x12000) ioctl$SIOCGSTAMP(r1, 0x8906, 0x0) 20:36:34 executing program 4: pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) readv(r0, &(0x7f00000016c0)=[{&(0x7f0000000100)=""/116, 0x74}], 0x1) write$binfmt_misc(r1, 0x0, 0xfffffc7b) close(r1) 20:36:34 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = syz_open_dev$sg(&(0x7f00000000c0)='/dev/sg#\x00', 0x0, 0x20b00) ioctl$SG_SCSI_RESET(r1, 0x2284, 0x0) [ 49.546413][ T4796] ================================================================== [ 49.554590][ T4796] BUG: KCSAN: data-race in __mark_inode_dirty / writeback_single_inode [ 49.563480][ T4796] [ 49.565793][ T4796] write to 0xffff8881061f9c88 of 8 bytes by task 4797 on cpu 0: [ 49.573429][ T4796] writeback_single_inode+0x143/0x590 [ 49.578820][ T4796] sync_inode_metadata+0x57/0x80 [ 49.583785][ T4796] ext4_sync_file+0x359/0x670 [ 49.588475][ T4796] vfs_fsync_range+0x107/0x120 [ 49.593246][ T4796] ext4_buffered_write_iter+0x39c/0x3f0 [ 49.598780][ T4796] ext4_file_write_iter+0x2e7/0x11d0 [ 49.604065][ T4796] do_iter_readv_writev+0x2cb/0x360 [ 49.609251][ T4796] do_iter_write+0x112/0x4c0 [ 49.613844][ T4796] vfs_iter_write+0x4c/0x70 [ 49.618330][ T4796] iter_file_splice_write+0x40a/0x750 [ 49.623717][ T4796] direct_splice_actor+0x80/0xa0 [ 49.628654][ T4796] splice_direct_to_actor+0x345/0x650 [ 49.634018][ T4796] do_splice_direct+0xf5/0x170 [ 49.638763][ T4796] do_sendfile+0x773/0xda0 [ 49.643161][ T4796] __x64_sys_sendfile64+0xf2/0x130 [ 49.648253][ T4796] do_syscall_64+0x34/0x50 [ 49.652674][ T4796] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 49.658577][ T4796] [ 49.660905][ T4796] read to 0xffff8881061f9c88 of 8 bytes by task 4796 on cpu 1: [ 49.668426][ T4796] __mark_inode_dirty+0xda/0x6c0 [ 49.673351][ T4796] mark_buffer_dirty+0x143/0x200 [ 49.678278][ T4796] block_write_end+0x13d/0x260 [ 49.683033][ T4796] generic_write_end+0x5e/0x180 [ 49.687893][ T4796] ext4_da_write_end+0x59b/0x730 [ 49.692808][ T4796] generic_perform_write+0x23e/0x3a0 [ 49.698073][ T4796] ext4_buffered_write_iter+0x2f2/0x3f0 [ 49.703605][ T4796] ext4_file_write_iter+0x2e7/0x11d0 [ 49.709007][ T4796] do_iter_readv_writev+0x2cb/0x360 [ 49.714218][ T4796] do_iter_write+0x112/0x4c0 [ 49.718788][ T4796] vfs_iter_write+0x4c/0x70 [ 49.723799][ T4796] iter_file_splice_write+0x40a/0x750 [ 49.729177][ T4796] direct_splice_actor+0x80/0xa0 [ 49.734199][ T4796] splice_direct_to_actor+0x345/0x650 [ 49.739678][ T4796] do_splice_direct+0xf5/0x170 [ 49.744465][ T4796] do_sendfile+0x773/0xda0 [ 49.748877][ T4796] __x64_sys_sendfile64+0xf2/0x130 [ 49.753969][ T4796] do_syscall_64+0x34/0x50 [ 49.758384][ T4796] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 49.764262][ T4796] [ 49.766611][ T4796] Reported by Kernel Concurrency Sanitizer on: [ 49.772837][ T4796] CPU: 1 PID: 4796 Comm: syz-executor.5 Not tainted 5.12.0-rc7-syzkaller #0 [ 49.781511][ T4796] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.791758][ T4796] ================================================================== 20:36:35 executing program 3: r0 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000040)={0x0, 0x6}, 0x4) setsockopt$packet_fanout_data(r0, 0x107, 0x16, &(0x7f0000000080)={0x2, &(0x7f0000000000)=[{0x15, 0x0, 0x2}, {}]}, 0x10) 20:36:35 executing program 1: pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) readv(r0, &(0x7f00000016c0)=[{&(0x7f0000000100)=""/116, 0x74}], 0x1) write$binfmt_misc(r1, 0x0, 0xfffffc7b) close(r1) 20:36:35 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x6, 0x8d}, 0x0) r0 = getpid() sched_setattr(r0, &(0x7f0000000040)={0x38, 0x2, 0x0, 0x0, 0x5}, 0x0) recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0) pipe(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$setpipe(0xffffffffffffffff, 0x407, 0x0) write(r2, &(0x7f0000000340), 0x41395527) vmsplice(r1, &(0x7f0000000000)=[{&(0x7f0000000500), 0x3528a9c0}], 0x1, 0x0) r3 = open(&(0x7f0000000200)='./bus\x00', 0x141042, 0x0) r4 = creat(&(0x7f00000001c0)='./bus\x00', 0x0) lseek(r4, 0x4200, 0x2) r5 = creat(&(0x7f0000000000)='./bus\x00', 0x0) io_setup(0x1ff, &(0x7f0000000400)=0x0) io_submit(r6, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x0, 0x0, 0x1, 0x0, r5, &(0x7f00000002c0)="da", 0x1}]) r7 = open(&(0x7f0000000140)='./bus\x00', 0x0, 0x0) sendfile(r4, r7, 0x0, 0x8400fffffffb) sendfile(r3, r3, 0x0, 0x8080ffffff80) 20:36:35 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket(0xa, 0x80002, 0x0) setsockopt$inet_int(r1, 0x0, 0xb, &(0x7f00000000c0)=0x11002, 0x4) sendto$inet(r1, 0x0, 0xffe5, 0x0, &(0x7f0000000000)={0x2, 0x4e20}, 0x10) recvmsg(r1, &(0x7f00000024c0)={0x0, 0x0, 0x0}, 0x12000) ioctl$SIOCGSTAMP(r1, 0x8906, 0x0) 20:36:35 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x800002, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = syz_open_dev$sg(&(0x7f00000000c0)='/dev/sg#\x00', 0x0, 0x20b00) ioctl$SG_SCSI_RESET(r1, 0x2284, 0x0) 20:36:35 executing program 4: pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) readv(r0, &(0x7f00000016c0)=[{&(0x7f0000000100)=""/116, 0x74}], 0x1) write$binfmt_misc(r1, 0x0, 0xfffffc7b) close(r1) 20:36:35 executing program 0: r0 = socket$inet6_udp(0xa, 0x2, 0x0) sendmsg$inet(r0, &(0x7f00000005c0)={&(0x7f0000000400)={0x2, 0x4e21, @local}, 0x10, 0x0, 0x0, &(0x7f0000000180)=[@ip_retopts={{0x1c, 0x0, 0x7, {[@timestamp_prespec={0x44, 0x4, 0x15}, @ra={0x94, 0x4, 0x1}, @noop]}}}], 0x20}, 0x0) 20:36:35 executing program 3: r0 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000040)={0x0, 0x6}, 0x4) setsockopt$packet_fanout_data(r0, 0x107, 0x16, &(0x7f0000000080)={0x2, &(0x7f0000000000)=[{0x15, 0x0, 0x2}, {}]}, 0x10) 20:36:35 executing program 2: getresgid(&(0x7f0000000040), &(0x7f0000000080), &(0x7f00000000c0)) r0 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_SIOCADDRT(r0, 0x890b, &(0x7f0000000240)={0x0, @phonet={0x23, 0x8, 0x27, 0x1}, @ipx={0x4, 0x40, 0x7, "0e87f2c382bc", 0x6}, @tipc=@nameseq={0x1e, 0x1, 0x2, {0x2, 0x2, 0x1}}, 0xff00, 0x0, 0x0, 0x0, 0x5, &(0x7f0000000380)='ip6_vti0\x00', 0xe927, 0x4, 0x8}) r1 = openat$dir(0xffffffffffffff9c, &(0x7f0000000400)='./file0\x00', 0x2842, 0x52) getresgid(&(0x7f0000000140), &(0x7f0000000180)=0x0, &(0x7f00000001c0)) fchownat(r1, &(0x7f0000000000)='./file0\x00', 0xffffffffffffffff, r2, 0x1000) pipe(&(0x7f0000000180)) openat$dir(0xffffffffffffff9c, &(0x7f00000002c0)='./file0/../file0\x00', 0x2, 0x2) 20:36:35 executing program 0: r0 = socket$inet6_udp(0xa, 0x2, 0x0) sendmsg$inet(r0, &(0x7f00000005c0)={&(0x7f0000000400)={0x2, 0x4e21, @local}, 0x10, 0x0, 0x0, &(0x7f0000000180)=[@ip_retopts={{0x1c, 0x0, 0x7, {[@timestamp_prespec={0x44, 0x4, 0x15}, @ra={0x94, 0x4, 0x1}, @noop]}}}], 0x20}, 0x0) 20:36:35 executing program 1: pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) readv(r0, &(0x7f00000016c0)=[{&(0x7f0000000100)=""/116, 0x74}], 0x1) write$binfmt_misc(r1, 0x0, 0xfffffc7b) close(r1) 20:36:35 executing program 3: r0 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000040)={0x0, 0x6}, 0x4) setsockopt$packet_fanout_data(r0, 0x107, 0x16, &(0x7f0000000080)={0x2, &(0x7f0000000000)=[{0x15, 0x0, 0x2}, {}]}, 0x10) 20:36:35 executing program 4: r0 = getpid() sched_setaffinity(r0, 0x1, &(0x7f0000000040)=0x5) r1 = semget$private(0x0, 0x2000000010a, 0x0) semop(r1, &(0x7f0000000080)=[{0x0, 0x1}, {}], 0x2) semop(r1, &(0x7f0000000000)=[{0x0, 0xffffffff}], 0x1) semop(r1, &(0x7f00000000c0)=[{0x0, 0x2}], 0x1) [ 50.838698][ T4846] ================================================================== [ 50.846918][ T4846] BUG: KCSAN: data-race in ext4_da_write_end / ext4_writepages [ 50.854456][ T4846] [ 50.856760][ T4846] write to 0xffff88810614b660 of 8 bytes by task 4847 on cpu 0: [ 50.864365][ T4846] ext4_writepages+0x13ca/0x1d10 [ 50.869309][ T4846] do_writepages+0x7b/0x150 [ 50.873795][ T4846] file_write_and_wait_range+0x180/0x210 [ 50.879423][ T4846] ext4_sync_file+0x105/0x670 [ 50.884124][ T4846] vfs_fsync_range+0x107/0x120 [ 50.888891][ T4846] ext4_buffered_write_iter+0x39c/0x3f0 [ 50.894532][ T4846] ext4_file_write_iter+0x2e7/0x11d0 [ 50.899815][ T4846] do_iter_readv_writev+0x2cb/0x360 [ 50.905135][ T4846] do_iter_write+0x112/0x4c0 [ 50.909708][ T4846] vfs_iter_write+0x4c/0x70 [ 50.914193][ T4846] iter_file_splice_write+0x40a/0x750 [ 50.919593][ T4846] direct_splice_actor+0x80/0xa0 [ 50.924522][ T4846] splice_direct_to_actor+0x345/0x650 [ 50.929909][ T4846] do_splice_direct+0xf5/0x170 [ 50.934768][ T4846] do_sendfile+0x773/0xda0 [ 50.939189][ T4846] __x64_sys_sendfile64+0xf2/0x130 [ 50.944287][ T4846] do_syscall_64+0x34/0x50 [ 50.948689][ T4846] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 50.954567][ T4846] [ 50.956872][ T4846] read to 0xffff88810614b660 of 8 bytes by task 4846 on cpu 1: [ 50.964394][ T4846] ext4_da_write_end+0xfc/0x730 [ 50.969227][ T4846] generic_perform_write+0x23e/0x3a0 [ 50.974492][ T4846] ext4_buffered_write_iter+0x2f2/0x3f0 [ 50.980018][ T4846] ext4_file_write_iter+0x2e7/0x11d0 [ 50.985280][ T4846] do_iter_readv_writev+0x2cb/0x360 [ 50.990456][ T4846] do_iter_write+0x112/0x4c0 [ 50.995039][ T4846] vfs_iter_write+0x4c/0x70 [ 50.999518][ T4846] iter_file_splice_write+0x40a/0x750 [ 51.004874][ T4846] direct_splice_actor+0x80/0xa0 [ 51.009800][ T4846] splice_direct_to_actor+0x345/0x650 [ 51.015175][ T4846] do_splice_direct+0xf5/0x170 [ 51.019917][ T4846] do_sendfile+0x773/0xda0 [ 51.024334][ T4846] __x64_sys_sendfile64+0xf2/0x130 [ 51.029423][ T4846] do_syscall_64+0x34/0x50 [ 51.033819][ T4846] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 51.039690][ T4846] [ 51.041988][ T4846] Reported by Kernel Concurrency Sanitizer on: [ 51.048110][ T4846] CPU: 1 PID: 4846 Comm: syz-executor.5 Not tainted 5.12.0-rc7-syzkaller #0 [ 51.056757][ T4846] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.066801][ T4846] ================================================================== 20:36:36 executing program 4: r0 = getpid() sched_setaffinity(r0, 0x1, &(0x7f0000000040)=0x5) r1 = semget$private(0x0, 0x2000000010a, 0x0) semop(r1, &(0x7f0000000080)=[{0x0, 0x1}, {}], 0x2) semop(r1, &(0x7f0000000000)=[{0x0, 0xffffffff}], 0x1) semop(r1, &(0x7f00000000c0)=[{0x0, 0x2}], 0x1) 20:36:36 executing program 5: r0 = getpid() sched_setaffinity(r0, 0x1, &(0x7f0000000040)=0x5) r1 = semget$private(0x0, 0x2000000010a, 0x0) semop(r1, &(0x7f0000000080)=[{0x0, 0x1}, {}], 0x2) semop(r1, &(0x7f0000000000)=[{0x0, 0xffffffff}], 0x1) semop(r1, &(0x7f00000000c0)=[{0x0, 0x2}], 0x1) 20:36:36 executing program 3: r0 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000040)={0x0, 0x6}, 0x4) setsockopt$packet_fanout_data(r0, 0x107, 0x16, &(0x7f0000000080)={0x2, &(0x7f0000000000)=[{0x15, 0x0, 0x2}, {}]}, 0x10) 20:36:36 executing program 2: r0 = socket(0xa, 0x1, 0x0) setsockopt$inet_group_source_req(r0, 0x29, 0x4c, 0x0, 0x0) 20:36:36 executing program 0: r0 = socket$inet6_udp(0xa, 0x2, 0x0) sendmsg$inet(r0, &(0x7f00000005c0)={&(0x7f0000000400)={0x2, 0x4e21, @local}, 0x10, 0x0, 0x0, &(0x7f0000000180)=[@ip_retopts={{0x1c, 0x0, 0x7, {[@timestamp_prespec={0x44, 0x4, 0x15}, @ra={0x94, 0x4, 0x1}, @noop]}}}], 0x20}, 0x0) 20:36:36 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x42, 0x8001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='net/netlink\x00') r1 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000840)='/dev/ttyS3\x00', 0x802, 0x0) sendfile(r1, r0, 0x0, 0x20000000000000d8) 20:36:36 executing program 3: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x42, 0x8001, 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, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = gettid() wait4(0x0, 0x0, 0x4000000a, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f00000004c0)="0f34", 0x2}], 0x1, 0x0) ptrace$setopts(0x4206, r0, 0x0, 0x0) process_vm_writev(0x0, &(0x7f0000000080)=[{0x0}, {0x0}, {&(0x7f0000000000)=""/3, 0x3}], 0x3, 0x0, 0x0, 0x0) tkill(r0, 0x3c) write$sndseq(0xffffffffffffffff, &(0x7f00000000c0)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x74, &(0x7f00000001c0)="f47970c47c2fd541e0656c57623003e7e0b682f5ddf76bbb6aa606a0c2a76e59b65fa78fa52dd270d0219c56e88432e638103f88c31aae6af1b08489a2f7e61cd187e1f88990cd9208510e2ec3ade6161cecf2d026b9a8a416c17d05000000a6d4be3aa1cf2d9939877278d7e8df0083cd9ddba7"}}], 0x1c) ptrace$setregs(0xd, r0, 0x0, &(0x7f0000000080)) ptrace$cont(0x9, r0, 0x0, 0x0) 20:36:36 executing program 0: r0 = socket$inet6_udp(0xa, 0x2, 0x0) sendmsg$inet(r0, &(0x7f00000005c0)={&(0x7f0000000400)={0x2, 0x4e21, @local}, 0x10, 0x0, 0x0, &(0x7f0000000180)=[@ip_retopts={{0x1c, 0x0, 0x7, {[@timestamp_prespec={0x44, 0x4, 0x15}, @ra={0x94, 0x4, 0x1}, @noop]}}}], 0x20}, 0x0) 20:36:36 executing program 2: r0 = socket(0xa, 0x1, 0x0) setsockopt$inet_group_source_req(r0, 0x29, 0x4c, 0x0, 0x0) 20:36:36 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 = fsopen(&(0x7f0000000080)='debugfs\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) 20:36:36 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0xc8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = inotify_init1(0x0) inotify_add_watch(r0, &(0x7f0000000180)='.\x00', 0x6000402) r1 = inotify_init1(0x0) r2 = inotify_add_watch(r1, &(0x7f00000000c0)='.\x00', 0x20000051) inotify_rm_watch(r0, r2) ioctl$INOTIFY_IOC_SETNEXTWD(r0, 0x541b, 0xc04a01) 20:36:36 executing program 2: r0 = socket(0xa, 0x1, 0x0) setsockopt$inet_group_source_req(r0, 0x29, 0x4c, 0x0, 0x0) 20:36:37 executing program 1: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = fsopen(&(0x7f0000000080)='debugfs\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) 20:36:37 executing program 5: r0 = getpid() sched_setaffinity(r0, 0x1, &(0x7f0000000040)=0x5) r1 = semget$private(0x0, 0x2000000010a, 0x0) semop(r1, &(0x7f0000000080)=[{0x0, 0x1}, {}], 0x2) semop(r1, &(0x7f0000000000)=[{0x0, 0xffffffff}], 0x1) semop(r1, &(0x7f00000000c0)=[{0x0, 0x2}], 0x1) 20:36:37 executing program 4: r0 = getpid() sched_setaffinity(r0, 0x1, &(0x7f0000000040)=0x5) r1 = semget$private(0x0, 0x2000000010a, 0x0) semop(r1, &(0x7f0000000080)=[{0x0, 0x1}, {}], 0x2) semop(r1, &(0x7f0000000000)=[{0x0, 0xffffffff}], 0x1) semop(r1, &(0x7f00000000c0)=[{0x0, 0x2}], 0x1) 20:36:37 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0xc8, 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, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = inotify_init1(0x0) inotify_add_watch(r0, &(0x7f0000000180)='.\x00', 0x6000402) r1 = inotify_init1(0x0) r2 = inotify_add_watch(r1, &(0x7f00000000c0)='.\x00', 0x20000051) inotify_rm_watch(r0, r2) ioctl$INOTIFY_IOC_SETNEXTWD(r0, 0x541b, 0xc04a01) 20:36:37 executing program 2: r0 = socket(0xa, 0x1, 0x0) setsockopt$inet_group_source_req(r0, 0x29, 0x4c, 0x0, 0x0) 20:36:37 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 = fsopen(&(0x7f0000000080)='debugfs\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) 20:36:39 executing program 3: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x42, 0x8001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = gettid() wait4(0x0, 0x0, 0x4000000a, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f00000004c0)="0f34", 0x2}], 0x1, 0x0) ptrace$setopts(0x4206, r0, 0x0, 0x0) process_vm_writev(0x0, &(0x7f0000000080)=[{0x0}, {0x0}, {&(0x7f0000000000)=""/3, 0x3}], 0x3, 0x0, 0x0, 0x0) tkill(r0, 0x3c) write$sndseq(0xffffffffffffffff, &(0x7f00000000c0)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0x74, &(0x7f00000001c0)="f47970c47c2fd541e0656c57623003e7e0b682f5ddf76bbb6aa606a0c2a76e59b65fa78fa52dd270d0219c56e88432e638103f88c31aae6af1b08489a2f7e61cd187e1f88990cd9208510e2ec3ade6161cecf2d026b9a8a416c17d05000000a6d4be3aa1cf2d9939877278d7e8df0083cd9ddba7"}}], 0x1c) ptrace$setregs(0xd, r0, 0x0, &(0x7f0000000080)) ptrace$cont(0x9, r0, 0x0, 0x0) 20:36:39 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0xc8, 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, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = inotify_init1(0x0) inotify_add_watch(r0, &(0x7f0000000180)='.\x00', 0x6000402) r1 = inotify_init1(0x0) r2 = inotify_add_watch(r1, &(0x7f00000000c0)='.\x00', 0x20000051) inotify_rm_watch(r0, r2) ioctl$INOTIFY_IOC_SETNEXTWD(r0, 0x541b, 0xc04a01) 20:36:39 executing program 1: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = fsopen(&(0x7f0000000080)='debugfs\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) 20:36:39 executing program 2: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0xc8, 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, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = inotify_init1(0x0) inotify_add_watch(r0, &(0x7f0000000180)='.\x00', 0x6000402) r1 = inotify_init1(0x0) r2 = inotify_add_watch(r1, &(0x7f00000000c0)='.\x00', 0x20000051) inotify_rm_watch(r0, r2) ioctl$INOTIFY_IOC_SETNEXTWD(r0, 0x541b, 0xc04a01) 20:36:39 executing program 4: r0 = getpid() sched_setaffinity(r0, 0x1, &(0x7f0000000040)=0x5) r1 = semget$private(0x0, 0x2000000010a, 0x0) semop(r1, &(0x7f0000000080)=[{0x0, 0x1}, {}], 0x2) semop(r1, &(0x7f0000000000)=[{0x0, 0xffffffff}], 0x1) semop(r1, &(0x7f00000000c0)=[{0x0, 0x2}], 0x1) 20:36:39 executing program 5: r0 = getpid() sched_setaffinity(r0, 0x1, &(0x7f0000000040)=0x5) r1 = semget$private(0x0, 0x2000000010a, 0x0) semop(r1, &(0x7f0000000080)=[{0x0, 0x1}, {}], 0x2) semop(r1, &(0x7f0000000000)=[{0x0, 0xffffffff}], 0x1) semop(r1, &(0x7f00000000c0)=[{0x0, 0x2}], 0x1) 20:36:39 executing program 2: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0xc8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = inotify_init1(0x0) inotify_add_watch(r0, &(0x7f0000000180)='.\x00', 0x6000402) r1 = inotify_init1(0x0) r2 = inotify_add_watch(r1, &(0x7f00000000c0)='.\x00', 0x20000051) inotify_rm_watch(r0, r2) ioctl$INOTIFY_IOC_SETNEXTWD(r0, 0x541b, 0xc04a01) 20:36:39 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0xc8, 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, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = inotify_init1(0x0) inotify_add_watch(r0, &(0x7f0000000180)='.\x00', 0x6000402) r1 = inotify_init1(0x0) r2 = inotify_add_watch(r1, &(0x7f00000000c0)='.\x00', 0x20000051) inotify_rm_watch(r0, r2) ioctl$INOTIFY_IOC_SETNEXTWD(r0, 0x541b, 0xc04a01) 20:36:39 executing program 1: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000100)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00005befdc)={0x0, 0x0, 0x0, 0x0, 0x0, "000000007ffffffdc835ff0000022000008000"}) r1 = syz_open_pts(r0, 0x0) r2 = fcntl$dupfd(r0, 0x0, r0) read(r2, &(0x7f0000000240)=""/229, 0xe5) dup2(r2, r1) 20:36:39 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x380000a, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$inet_tcp(0x2, 0x1, 0x0) listen(r1, 0x0) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f00000000c0)='net/tcp\x00') preadv(r2, &(0x7f00000014c0)=[{&(0x7f0000000000)=""/74, 0x4a}, {&(0x7f0000000100)=""/230, 0xe6}], 0x2, 0x0, 0x0) 20:36:39 executing program 2: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0xc8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = inotify_init1(0x0) inotify_add_watch(r0, &(0x7f0000000180)='.\x00', 0x6000402) r1 = inotify_init1(0x0) r2 = inotify_add_watch(r1, &(0x7f00000000c0)='.\x00', 0x20000051) inotify_rm_watch(r0, r2) ioctl$INOTIFY_IOC_SETNEXTWD(r0, 0x541b, 0xc04a01) 20:36:39 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x380000a, 0x12, r0, 0x0) preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0) r1 = socket$inet_tcp(0x2, 0x1, 0x0) listen(r1, 0x0) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f00000000c0)='net/tcp\x00') preadv(r2, &(0x7f00000014c0)=[{&(0x7f0000000000)=""/74, 0x4a}, {&(0x7f0000000100)=""/230, 0xe6}], 0x2, 0x0, 0x0)