------------[ cut here ]------------ WARNING: CPU: 1 PID: 15124 at fs/read_write.c:440 __kernel_read+0x816/0xa40 fs/read_write.c:440 Modules linked in: CPU: 1 PID: 15124 Comm: syz-executor.3 Not tainted 5.14.0-rc7-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__kernel_read+0x816/0xa40 fs/read_write.c:440 Code: 25 28 00 00 00 48 3b 84 24 40 01 00 00 0f 85 17 02 00 00 4c 89 e0 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 1a 47 ac ff <0f> 0b 49 c7 c4 ea ff ff ff eb 98 e8 0a 47 ac ff eb 05 e8 03 47 ac RSP: 0018:ffffc90001a17aa0 EFLAGS: 00010287 RAX: ffffffff81d3f0b6 RBX: 0000000000000000 RCX: 0000000000040000 RDX: ffffc9000fc68000 RSI: 000000000000011a RDI: 000000000000011b RBP: ffffc90001a17c30 R08: ffffffff81d3e9d7 R09: fffffbfff20ec60d R10: fffffbfff20ec60d R11: 0000000000000000 R12: 1ffff92000342f60 R13: dffffc0000000000 R14: 000000004808801c R15: ffff88801fa64500 FS: 00007fd675eb9700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f7e4e6c3718 CR3: 000000001698a000 CR4: 00000000001506f0 Call Trace: kernel_read_file+0x4c7/0x6e0 fs/kernel_read_file.c:93 kernel_read_file_from_fd+0x62/0xb0 fs/kernel_read_file.c:184 __do_sys_finit_module kernel/module.c:4175 [inline] __se_sys_finit_module+0x175/0x230 kernel/module.c:4159 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x4665e9 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 RSP: 002b:00007fd675eb9188 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665e9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 RBP: 00000000004bfcc4 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80 R13: 00007ffe5bc1f56f R14: 00007fd675eb9300 R15: 0000000000022000