ci2 starts bisection 2023-11-18 07:07:41.215759606 +0000 UTC m=+391928.323790350 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: 34606ecc6c2a5a947543b4a301de6bd06062e3291de8b5a4f0e9f970e1a25f2a 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_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_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] check whether we can drop unnecessary instrumentation 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 kernel signature: c40b23a2435a7a71ab668ab3e279a2220524245837095f23b88e35d669513ce1 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_writepages 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 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 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 [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: 97913435833665987e13abd866c034970f4cd9c8643eb023b9e65ab26630f35b 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 [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: 8ccb1af085cf7bd1a1ab4ba0dd178e22a13294b21d6406f93228618fd9d3e556 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 [HANG LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP], 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: f28bab427abcfd2d023a999730e00566b2d83ee74b2d58c77a9b124dfcab5ff1 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 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: 55af57f39a6e0c6eb3e665e618d79cbded68caf9046ed4734c381b3ab7be7390 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 5/5 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 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 [ATOMIC_SLEEP HANG LEAK UBSAN KASAN LOCKDEP], they are not needed testing current HEAD 61cfd264993d07540f60a5c53d77a14c818e54a9 testing commit 61cfd264993d07540f60a5c53d77a14c818e54a9 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e51b2e99eb578768897d27ca8c647bdb9bded5bda7358d29cfb1757ffa6aac51 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: 1h17m27.888890357s (build: 12m38.836763122s, test: 1h2m45.499739153s) crash still not fixed or there were kernel test errors commit msg: Revert "ipv4/fib: send notify when delete source address routes" 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: 1341 Comm: syz-executor.0 Not tainted 5.15.137-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 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 92 81 05 00 89 d8 5b 41 5c 41 5d 41 5e 5d c3 e8 a2 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:ffffc90001c8fbd8 EFLAGS: 00010246 RAX: 0000000000000007 RBX: 0000000000000009 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 000000000000033a RDI: 0000000000000000 RBP: ffffc90001c8fbf8 R08: ffff88810aa86e38 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff88810a8806b8 R13: ffffea000451f500 R14: ffffffff827fced0 R15: 0000000000000012 FS: 00007f13fde166c0(0000) GS:ffff888237d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f13fe3af000 CR3: 0000000113d2a000 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:3844 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: 0033:0x7f13fe2938d9 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:00007f13fde160c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f13fe3b2f80 RCX: 00007f13fe2938d9 RDX: 0000000000000009 RSI: 0000000020000f80 RDI: 0000000000000004 RBP: 00007f13fe2efad0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f13fe3b2f80 R15: 00007ffe8c6fa688 Modules linked in: ---[ end trace 53e4367fd1fbaa00 ]--- 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 92 81 05 00 89 d8 5b 41 5c 41 5d 41 5e 5d c3 e8 a2 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:ffffc90001c8fbd8 EFLAGS: 00010246 RAX: 0000000000000007 RBX: 0000000000000009 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 000000000000033a RDI: 0000000000000000 RBP: ffffc90001c8fbf8 R08: ffff88810aa86e38 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff88810a8806b8 R13: ffffea000451f500 R14: ffffffff827fced0 R15: 0000000000000012 FS: 00007f13fde166c0(0000) GS:ffff888237d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f13fe3af000 CR3: 0000000113d2a000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400