ci2 starts bisection 2023-12-18 11:02:51.341243206 +0000 UTC m=+402334.329820025 bisecting fixing commit since 5448b2fda85f2d90de03f053226f721ba2f7e731 building syzkaller on 5205ef306e8b4217fc49cb8d8bd18670b7d08c3c ensuring issue is reproducible on original commit 5448b2fda85f2d90de03f053226f721ba2f7e731 testing commit 5448b2fda85f2d90de03f053226f721ba2f7e731 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 77f6621adebf3c96e9bfb39c2a62e184fa9db9931bfac35fc1296fd86ecf8d63 all runs: 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 [LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed testing commit 5448b2fda85f2d90de03f053226f721ba2f7e731 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 57f07729e2e35ca140e1c74dacee2c91192b70e7c263020b58eda98b29a7276c all runs: 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 [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed kconfig minimization: base=4920 full=6168 leaves diff=252 split chunks (needed=false): <252> split chunk #0 of len 252 into 5 parts testing without sub-chunk 1/5 disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit 5448b2fda85f2d90de03f053226f721ba2f7e731 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: ad5fa8e55dc11c8ce7187bdeffcbc828857aaec72940cd0a6fd109cdb9f497b4 all runs: crashed: kernel BUG in __ext4_journal_stop representative crash: kernel BUG in __ext4_journal_stop, types: [BUG] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN KASAN], they are not needed testing commit 5448b2fda85f2d90de03f053226f721ba2f7e731 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 71ff6d37dc246d963d7180764efd1568c4b08c640eb6022f2be584b47b5e587b all runs: crashed: kernel BUG in __ext4_journal_stop representative crash: kernel BUG in __ext4_journal_stop, types: [BUG] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed testing commit 5448b2fda85f2d90de03f053226f721ba2f7e731 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3dbf71d94963ade8555ed37614996ed2996f61a89f24430fd057c024d099ddda 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_writepages run #7: crashed: kernel BUG in __ext4_journal_stop run #8: crashed: kernel BUG in ext4_writepages run #9: OK representative crash: kernel BUG in __ext4_journal_stop, types: [BUG] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit 5448b2fda85f2d90de03f053226f721ba2f7e731 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: bc9c3e401b0e47aa1714972edb3955db62d103317f2eae9cb10acd173cc9189d 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: OK representative crash: kernel BUG in __ext4_journal_stop, types: [BUG] the chunk can be dropped testing without sub-chunk 5/5 disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN KASAN LOCKDEP], they are not needed testing commit 5448b2fda85f2d90de03f053226f721ba2f7e731 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 failed building 5448b2fda85f2d90de03f053226f721ba2f7e731: net/socket.c:1172: undefined reference to `wext_handle_ioctl' net/socket.c:3366: undefined reference to `compat_wext_handle_ioctl' net/core/net-procfs.c:343: undefined reference to `wext_proc_exit' net/core/net-procfs.c:327: undefined reference to `wext_proc_init' minimized to 48 configs; suspects: [HID_ZEROPLUS USB_NET_DM9601 USB_NET_GL620A USB_NET_MCS7830 USB_NET_NET1080 USB_NET_PLUSB USB_NET_RNDIS_HOST USB_NET_SMSC75XX USB_NET_SMSC95XX USB_NET_SR9700 USB_NET_SR9800 USB_NET_ZAURUS USB_OHCI_HCD USB_OHCI_HCD_PCI USB_OHCI_HCD_PLATFORM USB_OTG USB_OTG_FSM USB_PRINTER USB_SERIAL USB_SERIAL_FTDI_SIO USB_SERIAL_GENERIC USB_SERIAL_PL2303 USB_STORAGE_ALAUDA USB_STORAGE_CYPRESS_ATACB USB_STORAGE_DATAFAB USB_STORAGE_FREECOM USB_STORAGE_ISD200 USB_STORAGE_JUMPSHOT USB_STORAGE_KARMA USB_STORAGE_ONETOUCH USB_STORAGE_SDDR09 USB_STORAGE_SDDR55 USB_STORAGE_USBAT USB_TRANCEVIBRATOR USB_U_AUDIO USB_U_ETHER USB_U_SERIAL USB_WDM WLAN WLAN_VENDOR_ATH WLAN_VENDOR_ATMEL WLAN_VENDOR_BROADCOM WLAN_VENDOR_INTERSIL WLAN_VENDOR_MARVELL WLAN_VENDOR_MEDIATEK WLAN_VENDOR_MICROCHIP WLAN_VENDOR_RALINK WLAN_VENDOR_REALTEK WLAN_VENDOR_RSI WLAN_VENDOR_ZYDAS X86_PM_TIMER X86_X32 ZEROPLUS_FF] disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing current HEAD 05ef4ccb57746f921003b9340fc2f0532c177f41 testing commit 05ef4ccb57746f921003b9340fc2f0532c177f41 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 1561e7ec050798e3811f0abe81ed2c2ad4ed7e25d47e2aae34c5387acf8552f4 all runs: 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: 7, total time: 1h26m33.690966055s (build: 28m7.985342883s, test: 56m29.803018823s) crash still not fixed or there were kernel test errors commit msg: Revert "ipvlan: properly track tx_errors" crash: kernel BUG in __ext4_journal_stop loop0: detected capacity change from 0 to 2048 ------------[ cut here ]------------ kernel BUG at fs/ext4/ext4_jbd2.c:53! invalid opcode: 0000 [#1] PREEMPT SMP CPU: 1 PID: 1769 Comm: syz-executor.0 Not tainted 5.15.139-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 RIP: 0010:ext4_put_nojournal fs/ext4/ext4_jbd2.c:53 [inline] RIP: 0010:__ext4_journal_stop+0x9c/0xa0 fs/ext4/ext4_jbd2.c:116 Code: e2 4c 89 f6 4c 89 ef e8 e2 81 05 00 89 d8 5b 41 5c 41 5d 41 5e 5d c3 e8 f2 d0 06 00 85 db 0f 45 c3 5b 41 5c 41 5d 41 5e 5d c3 <0f> 0b 66 90 48 81 ff ff 0f 00 00 0f 86 c8 00 00 00 55 48 89 e5 41 RSP: 0018:ffffc90002653bd8 EFLAGS: 00010246 RAX: 0000000000000007 RBX: 0000000000000009 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 000000000000033a RDI: 0000000000000000 RBP: ffffc90002653bf8 R08: ffff88810ad93618 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff888108f46218 R13: ffffea000452c780 R14: ffffffff827fd1d0 R15: 0000000000000012 FS: 00007f3a9b2766c0(0000) GS:ffff888237d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000040 CR3: 000000010efbe000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ext4_write_inline_data_end+0x1e5/0x490 fs/ext4/inline.c:826 ext4_da_write_end+0x1d6/0x2c0 fs/ext4/inode.c:3080 generic_perform_write+0xfe/0x1e0 mm/filemap.c:3845 ext4_buffered_write_iter+0x9f/0x160 fs/ext4/file.c:270 ext4_file_write_iter+0x5b/0x830 fs/ext4/file.c:685 call_write_iter include/linux/fs.h:2159 [inline] new_sync_write+0x105/0x190 fs/read_write.c:507 vfs_write+0x239/0x2e0 fs/read_write.c:594 ksys_write+0x62/0xe0 fs/read_write.c:647 __do_sys_write fs/read_write.c:659 [inline] __se_sys_write fs/read_write.c:656 [inline] __x64_sys_write+0x15/0x20 fs/read_write.c:656 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7f3a9b6f38d9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f3a9b2760c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f3a9b812f80 RCX: 00007f3a9b6f38d9 RDX: 0000000000000009 RSI: 0000000020000f80 RDI: 0000000000000004 RBP: 00007f3a9b74fad0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f3a9b812f80 R15: 00007ffd0c19abf8 Modules linked in: ---[ end trace 1e16edda26c1e1c8 ]--- RIP: 0010:ext4_put_nojournal fs/ext4/ext4_jbd2.c:53 [inline] RIP: 0010:__ext4_journal_stop+0x9c/0xa0 fs/ext4/ext4_jbd2.c:116 Code: e2 4c 89 f6 4c 89 ef e8 e2 81 05 00 89 d8 5b 41 5c 41 5d 41 5e 5d c3 e8 f2 d0 06 00 85 db 0f 45 c3 5b 41 5c 41 5d 41 5e 5d c3 <0f> 0b 66 90 48 81 ff ff 0f 00 00 0f 86 c8 00 00 00 55 48 89 e5 41 RSP: 0018:ffffc90002653bd8 EFLAGS: 00010246 RAX: 0000000000000007 RBX: 0000000000000009 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 000000000000033a RDI: 0000000000000000 RBP: ffffc90002653bf8 R08: ffff88810ad93618 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff888108f46218 R13: ffffea000452c780 R14: ffffffff827fd1d0 R15: 0000000000000012 FS: 00007f3a9b2766c0(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f3a9b80f000 CR3: 000000010efbe000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400