ci2 starts bisection 2023-07-06 12:40:30.410077738 +0000 UTC m=+101.723126467 bisecting fixing commit since 7b148974607906d1e0bb0b276deb3fb6def47432 building syzkaller on a4ae4f428721da42ac15f07d6f3b54584dedee27 ensuring issue is reproducible on original commit 7b148974607906d1e0bb0b276deb3fb6def47432 testing commit 7b148974607906d1e0bb0b276deb3fb6def47432 gcc compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: e4945b0edec99b0a847523b6495d84c4cc96a00da32864e36029cc296cfa1f80 run #0: crashed: kernel BUG in __ext4_journal_stop run #1: crashed: kernel BUG in __ext4_journal_stop run #2: crashed: kernel BUG in ext4_writepages run #3: crashed: kernel BUG in ext4_writepages run #4: crashed: kernel BUG in ext4_writepages run #5: crashed: kernel BUG in ext4_writepages run #6: crashed: kernel BUG in ext4_writepages run #7: crashed: kernel BUG in ext4_writepages run #8: crashed: kernel BUG in __ext4_journal_stop run #9: crashed: kernel BUG in __ext4_journal_stop run #10: crashed: kernel BUG in __ext4_journal_stop run #11: crashed: kernel BUG in __ext4_journal_stop run #12: crashed: kernel BUG in __ext4_journal_stop run #13: crashed: kernel BUG in __ext4_journal_stop run #14: crashed: kernel BUG in __ext4_journal_stop run #15: crashed: kernel BUG in __ext4_journal_stop run #16: crashed: kernel BUG in ext4_writepages run #17: crashed: kernel BUG in ext4_writepages run #18: crashed: kernel BUG in __ext4_journal_stop run #19: crashed: kernel BUG in __ext4_journal_stop run #20: crashed: kernel BUG in __ext4_journal_stop run #21: crashed: kernel BUG in __ext4_journal_stop run #22: crashed: kernel BUG in __ext4_journal_stop run #23: crashed: kernel BUG in __ext4_journal_stop run #24: crashed: kernel BUG in ext4_writepages run #25: crashed: kernel BUG in ext4_writepages run #26: crashed: kernel BUG in __ext4_journal_stop run #27: crashed: kernel BUG in __ext4_journal_stop run #28: crashed: kernel BUG in __ext4_journal_stop run #29: crashed: kernel BUG in __ext4_journal_stop run #30: crashed: kernel BUG in ext4_writepages run #31: crashed: kernel BUG in ext4_writepages run #32: crashed: kernel BUG in __ext4_journal_stop run #33: crashed: kernel BUG in __ext4_journal_stop run #34: crashed: kernel BUG in __ext4_journal_stop run #35: crashed: kernel BUG in __ext4_journal_stop run #36: crashed: kernel BUG in __ext4_journal_stop run #37: crashed: kernel BUG in __ext4_journal_stop run #38: crashed: kernel BUG in __ext4_journal_stop run #39: crashed: kernel BUG in __ext4_journal_stop representative crash: kernel BUG in __ext4_journal_stop, types: [BUG] check whether we can drop unnecessary instrumentation disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN KASAN], they are not needed testing commit 7b148974607906d1e0bb0b276deb3fb6def47432 gcc compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 1a512c7803cf7f3b249525b3d88c1987424b2a0cd908be9fb0315ff44ee9378e run #0: crashed: kernel BUG in __ext4_journal_stop run #1: crashed: kernel BUG in __ext4_journal_stop run #2: crashed: kernel BUG in __ext4_journal_stop run #3: crashed: kernel BUG in __ext4_journal_stop run #4: crashed: kernel BUG in __ext4_journal_stop run #5: crashed: kernel BUG in __ext4_journal_stop run #6: crashed: kernel BUG in __ext4_journal_stop run #7: crashed: kernel BUG in __ext4_journal_stop run #8: crashed: kernel BUG in __ext4_journal_stop run #9: crashed: kernel BUG in __ext4_journal_stop run #10: crashed: kernel BUG in ext4_writepages run #11: crashed: kernel BUG in ext4_writepages run #12: crashed: kernel BUG in ext4_writepages run #13: crashed: kernel BUG in ext4_writepages run #14: crashed: kernel BUG in ext4_writepages run #15: crashed: kernel BUG in ext4_writepages run #16: crashed: kernel BUG in ext4_writepages run #17: crashed: kernel BUG in ext4_writepages run #18: crashed: kernel BUG in __ext4_journal_stop run #19: crashed: kernel BUG in __ext4_journal_stop representative crash: kernel BUG in __ext4_journal_stop, types: [BUG] the bug reproduces without the instrumentation disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN KASAN], they are not needed testing current HEAD 2e2b1f49826e3ea508a25038a957419e329c7fa2 testing commit 2e2b1f49826e3ea508a25038a957419e329c7fa2 gcc compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: c6aa81c80f64554f4c08f1cb9115d0489120bac77c4bce1d0b448004e3542832 run #0: crashed: kernel BUG in __ext4_journal_stop run #1: crashed: kernel BUG in __ext4_journal_stop run #2: crashed: kernel BUG in __ext4_journal_stop run #3: crashed: kernel BUG in __ext4_journal_stop run #4: crashed: kernel BUG in ext4_writepages run #5: crashed: kernel BUG in ext4_writepages run #6: crashed: kernel BUG in ext4_writepages run #7: crashed: kernel BUG in ext4_writepages run #8: crashed: kernel BUG in __ext4_journal_stop run #9: crashed: kernel BUG in __ext4_journal_stop run #10: crashed: kernel BUG in __ext4_journal_stop run #11: crashed: kernel BUG in __ext4_journal_stop run #12: crashed: kernel BUG in __ext4_journal_stop run #13: crashed: kernel BUG in __ext4_journal_stop run #14: crashed: kernel BUG in ext4_writepages run #15: crashed: kernel BUG in ext4_writepages run #16: crashed: kernel BUG in __ext4_journal_stop run #17: crashed: kernel BUG in __ext4_journal_stop run #18: crashed: kernel BUG in __ext4_journal_stop run #19: crashed: kernel BUG in __ext4_journal_stop representative crash: kernel BUG in __ext4_journal_stop, types: [BUG] crash still not fixed/happens on the oldest tested release revisions tested: 3, total time: 1h38m6.359654401s (build: 1h6m8.564721317s, test: 10m0.29186954s) crash still not fixed on HEAD or HEAD had kernel test errors commit msg: ANDROID: ABI: Update pixel symbol list crash: kernel BUG in __ext4_journal_stop ------------[ cut here ]------------ kernel BUG at fs/ext4/ext4_jbd2.c:53! invalid opcode: 0000 [#1] PREEMPT SMP CPU: 1 PID: 720 Comm: syz-executor.2 Not tainted 6.1.25-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 RIP: 0010:ext4_put_nojournal fs/ext4/ext4_jbd2.c:53 [inline] RIP: 0010:__ext4_journal_stop+0x92/0xa0 fs/ext4/ext4_jbd2.c:116 Code: 44 89 f2 89 d9 e8 6e 65 05 00 eb 11 48 89 d7 e8 64 1e 07 00 89 c3 45 85 ed 41 0f 45 dd 89 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 66 90 55 48 89 e5 41 57 41 56 RSP: 0018:ffffc900011a79b8 EFLAGS: 00010246 RAX: fffffffffffffff8 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000322 RDI: ffffffff82efbe15 RBP: ffffc900011a79e0 R08: ffff88810c75da28 R09: 0000000000000001 R10: 0000000000000080 R11: 000000000000179a R12: 0000000000000000 R13: ffff88810c6af5e8 R14: 0000000000000008 R15: ffffea00045dbfc0 FS: 00007f7b71402700(0000) GS:ffff888237d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000141 CR3: 0000000117a78000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ext4_write_inline_data_end+0x26c/0x370 fs/ext4/inline.c:802 ext4_da_write_end+0x87/0x230 fs/ext4/inode.c:3079 generic_perform_write+0xd2/0x1f0 mm/filemap.c:3776 ext4_buffered_write_iter+0xf7/0x190 fs/ext4/file.c:285 ext4_file_write_iter+0x2c2/0x7e0 do_iter_write+0x1cd/0x2d0 fs/read_write.c:861 vfs_iter_write+0x14/0x20 fs/read_write.c:902 iter_file_splice_write+0x279/0x420 fs/splice.c:686 do_splice_from fs/splice.c:764 [inline] direct_splice_actor+0x29/0x40 fs/splice.c:931 splice_direct_to_actor+0x143/0x2b0 fs/splice.c:886 do_splice_direct+0x7f/0xc0 fs/splice.c:974 do_sendfile+0x262/0x400 fs/read_write.c:1255 __do_sys_sendfile64 fs/read_write.c:1323 [inline] __se_sys_sendfile64 fs/read_write.c:1309 [inline] __x64_sys_sendfile64+0x93/0xc0 fs/read_write.c:1309 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+0x63/0xcd RIP: 0033:0x7f7b7068c169 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f7b71402168 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 00007f7b707ac050 RCX: 00007f7b7068c169 RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000004 RBP: 00007f7b706e7ca1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000004 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffea20a6d8f R14: 00007f7b71402300 R15: 0000000000022000 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ext4_put_nojournal fs/ext4/ext4_jbd2.c:53 [inline] RIP: 0010:__ext4_journal_stop+0x92/0xa0 fs/ext4/ext4_jbd2.c:116 Code: 44 89 f2 89 d9 e8 6e 65 05 00 eb 11 48 89 d7 e8 64 1e 07 00 89 c3 45 85 ed 41 0f 45 dd 89 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 66 90 55 48 89 e5 41 57 41 56 RSP: 0018:ffffc900011a79b8 EFLAGS: 00010246 RAX: fffffffffffffff8 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000322 RDI: ffffffff82efbe15 RBP: ffffc900011a79e0 R08: ffff88810c75da28 R09: 0000000000000001 R10: 0000000000000080 R11: 000000000000179a R12: 0000000000000000 R13: ffff88810c6af5e8 R14: 0000000000000008 R15: ffffea00045dbfc0 FS: 00007f7b71402700(0000) GS:ffff888237d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f4e7ccff000 CR3: 0000000117a78000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400